Home / 99,299,388.60-148,949,082.90-48,281,052.60

Finding the Fourth Proportional to 99,299,388.60, 148,949,082.90 and 48,281,052.60

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Solution

The fourth proportional to 99,299,388.60, 148,949,082.90 and 48,281,052.60 is: 72,421,578.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,299,388.60 : 148,949,082.90 = 48,281,052.60 : x
  2. Step 2: Convert to fraction form
    99,299,388.60/148,949,082.90 = 48,281,052.60/x
  3. Step 3: Cross multiply
    99,299,388.60x = 148,949,082.90 × 48,281,052.60
  4. Step 4: Simplify right side
    99,299,388.60x = 7,191,418,506,216,661
  5. Step 5: Solve for x
    x = 7,191,418,506,216,661/99,299,388.60
  6. Step 6: Final answer
    x = 72,421,578.90

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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.