Home / 99,244,211.40-148,866,317.10-91,308,025.80

Finding the Fourth Proportional to 99,244,211.40, 148,866,317.10 and 91,308,025.80

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Solution

The fourth proportional to 99,244,211.40, 148,866,317.10 and 91,308,025.80 is: 136,962,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,244,211.40 : 148,866,317.10 = 91,308,025.80 : x
  2. Step 2: Convert to fraction form
    99,244,211.40/148,866,317.10 = 91,308,025.80/x
  3. Step 3: Cross multiply
    99,244,211.40x = 148,866,317.10 × 91,308,025.80
  4. Step 4: Simplify right side
    99,244,211.40x = 13,592,689,522,517,780
  5. Step 5: Solve for x
    x = 13,592,689,522,517,780/99,244,211.40
  6. Step 6: Final answer
    x = 136,962,038.70

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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.