Home / 99,253,764.60-148,880,646.90-48,235,428.60

Finding the Fourth Proportional to 99,253,764.60, 148,880,646.90 and 48,235,428.60

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Solution

The fourth proportional to 99,253,764.60, 148,880,646.90 and 48,235,428.60 is: 72,353,142.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,253,764.60 : 148,880,646.90 = 48,235,428.60 : x
  2. Step 2: Convert to fraction form
    99,253,764.60/148,880,646.90 = 48,235,428.60/x
  3. Step 3: Cross multiply
    99,253,764.60x = 148,880,646.90 × 48,235,428.60
  4. Step 4: Simplify right side
    99,253,764.60x = 7,181,321,813,466,762
  5. Step 5: Solve for x
    x = 7,181,321,813,466,762/99,253,764.60
  6. Step 6: Final answer
    x = 72,353,142.90

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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.