Home / 67,156,947.80-100,735,421.70-62,006,125.40

Finding the Fourth Proportional to 67,156,947.80, 100,735,421.70 and 62,006,125.40

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Solution

The fourth proportional to 67,156,947.80, 100,735,421.70 and 62,006,125.40 is: 93,009,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,156,947.80 : 100,735,421.70 = 62,006,125.40 : x
  2. Step 2: Convert to fraction form
    67,156,947.80/100,735,421.70 = 62,006,125.40/x
  3. Step 3: Cross multiply
    67,156,947.80x = 100,735,421.70 × 62,006,125.40
  4. Step 4: Simplify right side
    67,156,947.80x = 6,246,213,190,152,081
  5. Step 5: Solve for x
    x = 6,246,213,190,152,081/67,156,947.80
  6. Step 6: Final answer
    x = 93,009,188.10

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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.