Home / 99,820,376.70-149,431,966.65-93,914,763.90

Finding the Fourth Proportional to 99,820,376.70, 149,431,966.65 and 93,914,763.90

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Solution

The fourth proportional to 99,820,376.70, 149,431,966.65 and 93,914,763.90 is: 140,591,213.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,820,376.70 : 149,431,966.65 = 93,914,763.90 : x
  2. Step 2: Convert to fraction form
    99,820,376.70/149,431,966.65 = 93,914,763.90/x
  3. Step 3: Cross multiply
    99,820,376.70x = 149,431,966.65 × 93,914,763.90
  4. Step 4: Simplify right side
    99,820,376.70x = 14,033,867,867,047,426
  5. Step 5: Solve for x
    x = 14,033,867,867,047,426/99,820,376.70
  6. Step 6: Final answer
    x = 140,591,213.25

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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.