Home / 91,046,543.90-136,569,815.85-91,046,543.90

Finding the Fourth Proportional to 91,046,543.90, 136,569,815.85 and 91,046,543.90

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Solution

The fourth proportional to 91,046,543.90, 136,569,815.85 and 91,046,543.90 is: 136,569,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,046,543.90 : 136,569,815.85 = 91,046,543.90 : x
  2. Step 2: Convert to fraction form
    91,046,543.90/136,569,815.85 = 91,046,543.90/x
  3. Step 3: Cross multiply
    91,046,543.90x = 136,569,815.85 × 91,046,543.90
  4. Step 4: Simplify right side
    91,046,543.90x = 12,434,209,734,201,942
  5. Step 5: Solve for x
    x = 12,434,209,734,201,942/91,046,543.90
  6. Step 6: Final answer
    x = 136,569,815.85

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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.