Home / 762,607,461.60-1,143,911,192.40-590,208,001.20

Finding the Fourth Proportional to 762,607,461.60, 1,143,911,192.40 and 590,208,001.20

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Solution

The fourth proportional to 762,607,461.60, 1,143,911,192.40 and 590,208,001.20 is: 885,312,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,607,461.60 : 1,143,911,192.40 = 590,208,001.20 : x
  2. Step 2: Convert to fraction form
    762,607,461.60/1,143,911,192.40 = 590,208,001.20/x
  3. Step 3: Cross multiply
    762,607,461.60x = 1,143,911,192.40 × 590,208,001.20
  4. Step 4: Simplify right side
    762,607,461.60x = 675,145,538,416,712,704
  5. Step 5: Solve for x
    x = 675,145,538,416,712,704/762,607,461.60
  6. Step 6: Final answer
    x = 885,312,001.80

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Double scale
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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.