Home / 1,905,395,456.38-2,857,776,179.04-577,107,689.46

Finding the Fourth Proportional to 1,905,395,456.38, 2,857,776,179.04 and 577,107,689.46

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Solution

The fourth proportional to 1,905,395,456.38, 2,857,776,179.04 and 577,107,689.46 is: 865,565,519.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,395,456.38 : 2,857,776,179.04 = 577,107,689.46 : x
  2. Step 2: Convert to fraction form
    1,905,395,456.38/2,857,776,179.04 = 577,107,689.46/x
  3. Step 3: Cross multiply
    1,905,395,456.38x = 2,857,776,179.04 × 577,107,689.46
  4. Step 4: Simplify right side
    1,905,395,456.38x = 1,649,244,607,679,601,664
  5. Step 5: Solve for x
    x = 1,649,244,607,679,601,664/1,905,395,456.38
  6. Step 6: Final answer
    x = 865,565,519.30

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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.