Home / 108,072,841.63-149,140,324.29-58,513,209.25

Finding the Fourth Proportional to 108,072,841.63, 149,140,324.29 and 58,513,209.25

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Solution

The fourth proportional to 108,072,841.63, 149,140,324.29 and 58,513,209.25 is: 80,748,122.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,072,841.63 : 149,140,324.29 = 58,513,209.25 : x
  2. Step 2: Convert to fraction form
    108,072,841.63/149,140,324.29 = 58,513,209.25/x
  3. Step 3: Cross multiply
    108,072,841.63x = 149,140,324.29 × 58,513,209.25
  4. Step 4: Simplify right side
    108,072,841.63x = 8,726,679,002,793,627
  5. Step 5: Solve for x
    x = 8,726,679,002,793,627/108,072,841.63
  6. Step 6: Final answer
    x = 80,748,122.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.