Home / 57,060,154.31-78,736,369.84-31,943,638.95

Finding the Fourth Proportional to 57,060,154.31, 78,736,369.84 and 31,943,638.95

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Solution

The fourth proportional to 57,060,154.31, 78,736,369.84 and 31,943,638.95 is: 44,078,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,060,154.31 : 78,736,369.84 = 31,943,638.95 : x
  2. Step 2: Convert to fraction form
    57,060,154.31/78,736,369.84 = 31,943,638.95/x
  3. Step 3: Cross multiply
    57,060,154.31x = 78,736,369.84 × 31,943,638.95
  4. Step 4: Simplify right side
    57,060,154.31x = 2,515,126,170,402,629.50
  5. Step 5: Solve for x
    x = 2,515,126,170,402,629.50/57,060,154.31
  6. Step 6: Final answer
    x = 44,078,502.78

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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.