Home / 342,575,442.36-513,780,885.72-158,165,737.92

Finding the Fourth Proportional to 342,575,442.36, 513,780,885.72 and 158,165,737.92

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Solution

The fourth proportional to 342,575,442.36, 513,780,885.72 and 158,165,737.92 is: 237,210,619.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,575,442.36 : 513,780,885.72 = 158,165,737.92 : x
  2. Step 2: Convert to fraction form
    342,575,442.36/513,780,885.72 = 158,165,737.92/x
  3. Step 3: Cross multiply
    342,575,442.36x = 513,780,885.72 × 158,165,737.92
  4. Step 4: Simplify right side
    342,575,442.36x = 81,262,532,919,094,992
  5. Step 5: Solve for x
    x = 81,262,532,919,094,992/342,575,442.36
  6. Step 6: Final answer
    x = 237,210,619.53

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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.