Home / 342,242,421.87-513,327,240.17-96,592,983.15

Finding the Fourth Proportional to 342,242,421.87, 513,327,240.17 and 96,592,983.15

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Solution

The fourth proportional to 342,242,421.87, 513,327,240.17 and 96,592,983.15 is: 144,879,203.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,242,421.87 : 513,327,240.17 = 96,592,983.15 : x
  2. Step 2: Convert to fraction form
    342,242,421.87/513,327,240.17 = 96,592,983.15/x
  3. Step 3: Cross multiply
    342,242,421.87x = 513,327,240.17 × 96,592,983.15
  4. Step 4: Simplify right side
    342,242,421.87x = 49,583,809,459,693,856
  5. Step 5: Solve for x
    x = 49,583,809,459,693,856/342,242,421.87
  6. Step 6: Final answer
    x = 144,879,203.43

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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.