Home / 6,442,418,803.31-8,890,398,600.92-3,729,801,000.74

Finding the Fourth Proportional to 6,442,418,803.31, 8,890,398,600.92 and 3,729,801,000.74

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Solution

The fourth proportional to 6,442,418,803.31, 8,890,398,600.92 and 3,729,801,000.74 is: 5,147,044,706.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,418,803.31 : 8,890,398,600.92 = 3,729,801,000.74 : x
  2. Step 2: Convert to fraction form
    6,442,418,803.31/8,890,398,600.92 = 3,729,801,000.74/x
  3. Step 3: Cross multiply
    6,442,418,803.31x = 8,890,398,600.92 × 3,729,801,000.74
  4. Step 4: Simplify right side
    6,442,418,803.31x = 33,159,417,598,639,984,640
  5. Step 5: Solve for x
    x = 33,159,417,598,639,984,640/6,442,418,803.31
  6. Step 6: Final answer
    x = 5,147,044,706.50

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1.5x scale

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.