Home / 99,645,368.20-149,468,052.30-93,586,940.80

Finding the Fourth Proportional to 99,645,368.20, 149,468,052.30 and 93,586,940.80

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Solution

The fourth proportional to 99,645,368.20, 149,468,052.30 and 93,586,940.80 is: 140,380,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,645,368.20 : 149,468,052.30 = 93,586,940.80 : x
  2. Step 2: Convert to fraction form
    99,645,368.20/149,468,052.30 = 93,586,940.80/x
  3. Step 3: Cross multiply
    99,645,368.20x = 149,468,052.30 × 93,586,940.80
  4. Step 4: Simplify right side
    99,645,368.20x = 13,988,257,762,091,404
  5. Step 5: Solve for x
    x = 13,988,257,762,091,404/99,645,368.20
  6. Step 6: Final answer
    x = 140,380,411.20

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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.