Home / 342,575,320.48-513,780,702.76-158,165,615.48

Finding the Fourth Proportional to 342,575,320.48, 513,780,702.76 and 158,165,615.48

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Solution

The fourth proportional to 342,575,320.48, 513,780,702.76 and 158,165,615.48 is: 237,210,435.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,575,320.48 : 513,780,702.76 = 158,165,615.48 : x
  2. Step 2: Convert to fraction form
    342,575,320.48/513,780,702.76 = 158,165,615.48/x
  3. Step 3: Cross multiply
    342,575,320.48x = 513,780,702.76 × 158,165,615.48
  4. Step 4: Simplify right side
    342,575,320.48x = 81,262,441,073,782,320
  5. Step 5: Solve for x
    x = 81,262,441,073,782,320/342,575,320.48
  6. Step 6: Final answer
    x = 237,210,435.82

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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.