Home / 158,218,024.66-237,395,237.64-85,420,350.34

Finding the Fourth Proportional to 158,218,024.66, 237,395,237.64 and 85,420,350.34

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Solution

The fourth proportional to 158,218,024.66, 237,395,237.64 and 85,420,350.34 is: 128,167,346.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,218,024.66 : 237,395,237.64 = 85,420,350.34 : x
  2. Step 2: Convert to fraction form
    158,218,024.66/237,395,237.64 = 85,420,350.34/x
  3. Step 3: Cross multiply
    158,218,024.66x = 237,395,237.64 × 85,420,350.34
  4. Step 4: Simplify right side
    158,218,024.66x = 20,278,384,368,256,356
  5. Step 5: Solve for x
    x = 20,278,384,368,256,356/158,218,024.66
  6. Step 6: Final answer
    x = 128,167,346.37

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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.