Home / 1,096,103,119.80-1,644,154,679.70-514,972,386.30

Finding the Fourth Proportional to 1,096,103,119.80, 1,644,154,679.70 and 514,972,386.30

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Solution

The fourth proportional to 1,096,103,119.80, 1,644,154,679.70 and 514,972,386.30 is: 772,458,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,103,119.80 : 1,644,154,679.70 = 514,972,386.30 : x
  2. Step 2: Convert to fraction form
    1,096,103,119.80/1,644,154,679.70 = 514,972,386.30/x
  3. Step 3: Cross multiply
    1,096,103,119.80x = 1,644,154,679.70 × 514,972,386.30
  4. Step 4: Simplify right side
    1,096,103,119.80x = 846,694,258,851,421,184
  5. Step 5: Solve for x
    x = 846,694,258,851,421,184/1,096,103,119.80
  6. Step 6: Final answer
    x = 772,458,579.45

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Double scale
Find fourth proportional to 1,096,103,120.80, 1,644,154,681.20 and 514,972,387.30
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.