Home / 99,243,139.06-148,767,508.59-55,545,236.38

Finding the Fourth Proportional to 99,243,139.06, 148,767,508.59 and 55,545,236.38

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Solution

The fourth proportional to 99,243,139.06, 148,767,508.59 and 55,545,236.38 is: 83,263,452.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,243,139.06 : 148,767,508.59 = 55,545,236.38 : x
  2. Step 2: Convert to fraction form
    99,243,139.06/148,767,508.59 = 55,545,236.38/x
  3. Step 3: Cross multiply
    99,243,139.06x = 148,767,508.59 × 55,545,236.38
  4. Step 4: Simplify right side
    99,243,139.06x = 8,263,326,430,017,505
  5. Step 5: Solve for x
    x = 8,263,326,430,017,505/99,243,139.06
  6. Step 6: Final answer
    x = 83,263,452.85

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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.