Home / 136,667,193.60-205,018,772.40-50,466,151.20

Finding the Fourth Proportional to 136,667,193.60, 205,018,772.40 and 50,466,151.20

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Solution

The fourth proportional to 136,667,193.60, 205,018,772.40 and 50,466,151.20 is: 75,705,866.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,667,193.60 : 205,018,772.40 = 50,466,151.20 : x
  2. Step 2: Convert to fraction form
    136,667,193.60/205,018,772.40 = 50,466,151.20/x
  3. Step 3: Cross multiply
    136,667,193.60x = 205,018,772.40 × 50,466,151.20
  4. Step 4: Simplify right side
    136,667,193.60x = 10,346,508,366,776,788
  5. Step 5: Solve for x
    x = 10,346,508,366,776,788/136,667,193.60
  6. Step 6: Final answer
    x = 75,705,866.89

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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.