Home / 416,278,122.55-624,455,713.29-136,160,627.51

Finding the Fourth Proportional to 416,278,122.55, 624,455,713.29 and 136,160,627.51

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Solution

The fourth proportional to 416,278,122.55, 624,455,713.29 and 136,160,627.51 is: 204,253,543.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,278,122.55 : 624,455,713.29 = 136,160,627.51 : x
  2. Step 2: Convert to fraction form
    416,278,122.55/624,455,713.29 = 136,160,627.51/x
  3. Step 3: Cross multiply
    416,278,122.55x = 624,455,713.29 × 136,160,627.51
  4. Step 4: Simplify right side
    416,278,122.55x = 85,026,281,775,842,784
  5. Step 5: Solve for x
    x = 85,026,281,775,842,784/416,278,122.55
  6. Step 6: Final answer
    x = 204,253,543.89

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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.