Home / 99,652,237.70-149,478,356.55-45,904,525.70

Finding the Fourth Proportional to 99,652,237.70, 149,478,356.55 and 45,904,525.70

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Solution

The fourth proportional to 99,652,237.70, 149,478,356.55 and 45,904,525.70 is: 68,856,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,652,237.70 : 149,478,356.55 = 45,904,525.70 : x
  2. Step 2: Convert to fraction form
    99,652,237.70/149,478,356.55 = 45,904,525.70/x
  3. Step 3: Cross multiply
    99,652,237.70x = 149,478,356.55 × 45,904,525.70
  4. Step 4: Simplify right side
    99,652,237.70x = 6,861,733,059,843,239
  5. Step 5: Solve for x
    x = 6,861,733,059,843,239/99,652,237.70
  6. Step 6: Final answer
    x = 68,856,788.55

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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.