Home / 1,119,852,003.30-1,679,778,004.95-888,568,880.10

Finding the Fourth Proportional to 1,119,852,003.30, 1,679,778,004.95 and 888,568,880.10

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Solution

The fourth proportional to 1,119,852,003.30, 1,679,778,004.95 and 888,568,880.10 is: 1,332,853,320.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,852,003.30 : 1,679,778,004.95 = 888,568,880.10 : x
  2. Step 2: Convert to fraction form
    1,119,852,003.30/1,679,778,004.95 = 888,568,880.10/x
  3. Step 3: Cross multiply
    1,119,852,003.30x = 1,679,778,004.95 × 888,568,880.10
  4. Step 4: Simplify right side
    1,119,852,003.30x = 1,492,598,460,675,033,856
  5. Step 5: Solve for x
    x = 1,492,598,460,675,033,856/1,119,852,003.30
  6. Step 6: Final answer
    x = 1,332,853,320.15

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Half scale
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Double scale
Find fourth proportional to 1,119,852,004.30, 1,679,778,006.45 and 888,568,881.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.