Home / 706,553,997.92-1,059,989,066.04-215,305,714.70

Finding the Fourth Proportional to 706,553,997.92, 1,059,989,066.04 and 215,305,714.70

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Solution

The fourth proportional to 706,553,997.92, 1,059,989,066.04 and 215,305,714.70 is: 323,006,739.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,553,997.92 : 1,059,989,066.04 = 215,305,714.70 : x
  2. Step 2: Convert to fraction form
    706,553,997.92/1,059,989,066.04 = 215,305,714.70/x
  3. Step 3: Cross multiply
    706,553,997.92x = 1,059,989,066.04 × 215,305,714.70
  4. Step 4: Simplify right side
    706,553,997.92x = 228,221,703,437,927,680
  5. Step 5: Solve for x
    x = 228,221,703,437,927,680/706,553,997.92
  6. Step 6: Final answer
    x = 323,006,739.91

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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.