Home / 342,585,040.38-513,897,363.81-96,921,096.96

Finding the Fourth Proportional to 342,585,040.38, 513,897,363.81 and 96,921,096.96

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Solution

The fourth proportional to 342,585,040.38, 513,897,363.81 and 96,921,096.96 is: 145,387,248.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,585,040.38 : 513,897,363.81 = 96,921,096.96 : x
  2. Step 2: Convert to fraction form
    342,585,040.38/513,897,363.81 = 96,921,096.96/x
  3. Step 3: Cross multiply
    342,585,040.38x = 513,897,363.81 × 96,921,096.96
  4. Step 4: Simplify right side
    342,585,040.38x = 49,807,496,225,317,400
  5. Step 5: Solve for x
    x = 49,807,496,225,317,400/342,585,040.38
  6. Step 6: Final answer
    x = 145,387,248.00

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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.