Home / 157,031,770.52-235,529,634.90-42,025,284.56

Finding the Fourth Proportional to 157,031,770.52, 235,529,634.90 and 42,025,284.56

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Solution

The fourth proportional to 157,031,770.52, 235,529,634.90 and 42,025,284.56 is: 63,033,104.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,031,770.52 : 235,529,634.90 = 42,025,284.56 : x
  2. Step 2: Convert to fraction form
    157,031,770.52/235,529,634.90 = 42,025,284.56/x
  3. Step 3: Cross multiply
    157,031,770.52x = 235,529,634.90 × 42,025,284.56
  4. Step 4: Simplify right side
    157,031,770.52x = 9,898,199,928,985,408
  5. Step 5: Solve for x
    x = 9,898,199,928,985,408/157,031,770.52
  6. Step 6: Final answer
    x = 63,033,104.04

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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.