Home / 90,745,616,400.62-125,239,931,812.11-51,647,670,491.96

Finding the Fourth Proportional to 90,745,616,400.62, 125,239,931,812.11 and 51,647,670,491.96

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Solution

The fourth proportional to 90,745,616,400.62, 125,239,931,812.11 and 51,647,670,491.96 is: 71,280,035,193.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,745,616,400.62 : 125,239,931,812.11 = 51,647,670,491.96 : x
  2. Step 2: Convert to fraction form
    90,745,616,400.62/125,239,931,812.11 = 51,647,670,491.96/x
  3. Step 3: Cross multiply
    90,745,616,400.62x = 125,239,931,812.11 × 51,647,670,491.96
  4. Step 4: Simplify right side
    90,745,616,400.62x = 6,468,350,730,666,770,432,000
  5. Step 5: Solve for x
    x = 6,468,350,730,666,770,432,000/90,745,616,400.62
  6. Step 6: Final answer
    x = 71,280,035,193.23

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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.