Home / 1,161,216,221.20-1,741,824,331.80-1,025,167,325.20

Finding the Fourth Proportional to 1,161,216,221.20, 1,741,824,331.80 and 1,025,167,325.20

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Solution

The fourth proportional to 1,161,216,221.20, 1,741,824,331.80 and 1,025,167,325.20 is: 1,537,750,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,216,221.20 : 1,741,824,331.80 = 1,025,167,325.20 : x
  2. Step 2: Convert to fraction form
    1,161,216,221.20/1,741,824,331.80 = 1,025,167,325.20/x
  3. Step 3: Cross multiply
    1,161,216,221.20x = 1,741,824,331.80 × 1,025,167,325.20
  4. Step 4: Simplify right side
    1,161,216,221.20x = 1,785,661,391,199,683,328
  5. Step 5: Solve for x
    x = 1,785,661,391,199,683,328/1,161,216,221.20
  6. Step 6: Final answer
    x = 1,537,750,987.80

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Double scale
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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.