Home / 99,732,290.40-149,472,464.40-48,504,002.40

Finding the Fourth Proportional to 99,732,290.40, 149,472,464.40 and 48,504,002.40

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Solution

The fourth proportional to 99,732,290.40, 149,472,464.40 and 48,504,002.40 is: 72,694,738.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,732,290.40 : 149,472,464.40 = 48,504,002.40 : x
  2. Step 2: Convert to fraction form
    99,732,290.40/149,472,464.40 = 48,504,002.40/x
  3. Step 3: Cross multiply
    99,732,290.40x = 149,472,464.40 × 48,504,002.40
  4. Step 4: Simplify right side
    99,732,290.40x = 7,250,012,771,991,515
  5. Step 5: Solve for x
    x = 7,250,012,771,991,515/99,732,290.40
  6. Step 6: Final answer
    x = 72,694,738.51

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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.