Home / 342,575,445.36-513,780,890.22-158,165,740.92

Finding the Fourth Proportional to 342,575,445.36, 513,780,890.22 and 158,165,740.92

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Solution

The fourth proportional to 342,575,445.36, 513,780,890.22 and 158,165,740.92 is: 237,210,624.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,575,445.36 : 513,780,890.22 = 158,165,740.92 : x
  2. Step 2: Convert to fraction form
    342,575,445.36/513,780,890.22 = 158,165,740.92/x
  3. Step 3: Cross multiply
    342,575,445.36x = 513,780,890.22 × 158,165,740.92
  4. Step 4: Simplify right side
    342,575,445.36x = 81,262,535,172,183,472
  5. Step 5: Solve for x
    x = 81,262,535,172,183,472/342,575,445.36
  6. Step 6: Final answer
    x = 237,210,624.03

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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.