Home / 99,847,374.60-149,771,061.90-88,509,966.60

Finding the Fourth Proportional to 99,847,374.60, 149,771,061.90 and 88,509,966.60

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Solution

The fourth proportional to 99,847,374.60, 149,771,061.90 and 88,509,966.60 is: 132,764,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,847,374.60 : 149,771,061.90 = 88,509,966.60 : x
  2. Step 2: Convert to fraction form
    99,847,374.60/149,771,061.90 = 88,509,966.60/x
  3. Step 3: Cross multiply
    99,847,374.60x = 149,771,061.90 × 88,509,966.60
  4. Step 4: Simplify right side
    99,847,374.60x = 13,256,231,686,415,532
  5. Step 5: Solve for x
    x = 13,256,231,686,415,532/99,847,374.60
  6. Step 6: Final answer
    x = 132,764,949.90

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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.