Home / 99,674,429.30-149,539,637.55-48,558,115.70

Finding the Fourth Proportional to 99,674,429.30, 149,539,637.55 and 48,558,115.70

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Solution

The fourth proportional to 99,674,429.30, 149,539,637.55 and 48,558,115.70 is: 72,850,811.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,674,429.30 : 149,539,637.55 = 48,558,115.70 : x
  2. Step 2: Convert to fraction form
    99,674,429.30/149,539,637.55 = 48,558,115.70/x
  3. Step 3: Cross multiply
    99,674,429.30x = 149,539,637.55 × 48,558,115.70
  4. Step 4: Simplify right side
    99,674,429.30x = 7,261,363,021,888,966
  5. Step 5: Solve for x
    x = 7,261,363,021,888,966/99,674,429.30
  6. Step 6: Final answer
    x = 72,850,811.11

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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.