Home / 83,457,599.69-125,098,044.28-28,072,709.52

Finding the Fourth Proportional to 83,457,599.69, 125,098,044.28 and 28,072,709.52

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Solution

The fourth proportional to 83,457,599.69, 125,098,044.28 and 28,072,709.52 is: 42,079,344.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,457,599.69 : 125,098,044.28 = 28,072,709.52 : x
  2. Step 2: Convert to fraction form
    83,457,599.69/125,098,044.28 = 28,072,709.52/x
  3. Step 3: Cross multiply
    83,457,599.69x = 125,098,044.28 × 28,072,709.52
  4. Step 4: Simplify right side
    83,457,599.69x = 3,511,841,058,592,537.50
  5. Step 5: Solve for x
    x = 3,511,841,058,592,537.50/83,457,599.69
  6. Step 6: Final answer
    x = 42,079,344.14

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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.