Home / 526,189,121,500-789,453,663,358.74-243,393,472,952.20

Finding the Fourth Proportional to 526,189,121,500, 789,453,663,358.74 and 243,393,472,952.20

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Solution

The fourth proportional to 526,189,121,500, 789,453,663,358.74 and 243,393,472,952.20 is: 365,168,835,706.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,189,121,500 : 789,453,663,358.74 = 243,393,472,952.20 : x
  2. Step 2: Convert to fraction form
    526,189,121,500/789,453,663,358.74 = 243,393,472,952.20/x
  3. Step 3: Cross multiply
    526,189,121,500x = 789,453,663,358.74 × 243,393,472,952.20
  4. Step 4: Simplify right side
    526,189,121,500x = 192,147,868,859,720,693,448,704
  5. Step 5: Solve for x
    x = 192,147,868,859,720,693,448,704/526,189,121,500
  6. Step 6: Final answer
    x = 365,168,835,706.77

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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.