Home / 540,060,949.12-745,287,687.84-292,542,301.12

Finding the Fourth Proportional to 540,060,949.12, 745,287,687.84 and 292,542,301.12

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Solution

The fourth proportional to 540,060,949.12, 745,287,687.84 and 292,542,301.12 is: 403,710,313.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,060,949.12 : 745,287,687.84 = 292,542,301.12 : x
  2. Step 2: Convert to fraction form
    540,060,949.12/745,287,687.84 = 292,542,301.12/x
  3. Step 3: Cross multiply
    540,060,949.12x = 745,287,687.84 × 292,542,301.12
  4. Step 4: Simplify right side
    540,060,949.12x = 218,028,175,197,117,856
  5. Step 5: Solve for x
    x = 218,028,175,197,117,856/540,060,949.12
  6. Step 6: Final answer
    x = 403,710,313.72

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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.