Home / 124,858,981.60-187,213,822.80-64,392,805.60

Finding the Fourth Proportional to 124,858,981.60, 187,213,822.80 and 64,392,805.60

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Solution

The fourth proportional to 124,858,981.60, 187,213,822.80 and 64,392,805.60 is: 96,550,709.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,858,981.60 : 187,213,822.80 = 64,392,805.60 : x
  2. Step 2: Convert to fraction form
    124,858,981.60/187,213,822.80 = 64,392,805.60/x
  3. Step 3: Cross multiply
    124,858,981.60x = 187,213,822.80 × 64,392,805.60
  4. Step 4: Simplify right side
    124,858,981.60x = 12,055,223,297,193,248
  5. Step 5: Solve for x
    x = 12,055,223,297,193,248/124,858,981.60
  6. Step 6: Final answer
    x = 96,550,709.79

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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.