Home / 1,034,390,349.90-1,551,581,442.45-307,379,061.90

Finding the Fourth Proportional to 1,034,390,349.90, 1,551,581,442.45 and 307,379,061.90

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Solution

The fourth proportional to 1,034,390,349.90, 1,551,581,442.45 and 307,379,061.90 is: 461,067,379.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,390,349.90 : 1,551,581,442.45 = 307,379,061.90 : x
  2. Step 2: Convert to fraction form
    1,034,390,349.90/1,551,581,442.45 = 307,379,061.90/x
  3. Step 3: Cross multiply
    1,034,390,349.90x = 1,551,581,442.45 × 307,379,061.90
  4. Step 4: Simplify right side
    1,034,390,349.90x = 476,923,648,241,729,792
  5. Step 5: Solve for x
    x = 476,923,648,241,729,792/1,034,390,349.90
  6. Step 6: Final answer
    x = 461,067,379.73

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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.