Home / 83,849,248.95-125,799,541.92-42,937,655.01

Finding the Fourth Proportional to 83,849,248.95, 125,799,541.92 and 42,937,655.01

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Solution

The fourth proportional to 83,849,248.95, 125,799,541.92 and 42,937,655.01 is: 64,419,626.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,849,248.95 : 125,799,541.92 = 42,937,655.01 : x
  2. Step 2: Convert to fraction form
    83,849,248.95/125,799,541.92 = 42,937,655.01/x
  3. Step 3: Cross multiply
    83,849,248.95x = 125,799,541.92 × 42,937,655.01
  4. Step 4: Simplify right side
    83,849,248.95x = 5,401,537,331,376,993
  5. Step 5: Solve for x
    x = 5,401,537,331,376,993/83,849,248.95
  6. Step 6: Final answer
    x = 64,419,626.88

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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.