Home / 157,524,015.10-236,286,022.65-42,508,372.90

Finding the Fourth Proportional to 157,524,015.10, 236,286,022.65 and 42,508,372.90

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Solution

The fourth proportional to 157,524,015.10, 236,286,022.65 and 42,508,372.90 is: 63,762,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,524,015.10 : 236,286,022.65 = 42,508,372.90 : x
  2. Step 2: Convert to fraction form
    157,524,015.10/236,286,022.65 = 42,508,372.90/x
  3. Step 3: Cross multiply
    157,524,015.10x = 236,286,022.65 × 42,508,372.90
  4. Step 4: Simplify right side
    157,524,015.10x = 10,044,134,361,864,046
  5. Step 5: Solve for x
    x = 10,044,134,361,864,046/157,524,015.10
  6. Step 6: Final answer
    x = 63,762,559.35

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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.