Home / 1,087,330,617.92-1,500,467,848.80-635,250,488

Finding the Fourth Proportional to 1,087,330,617.92, 1,500,467,848.80 and 635,250,488

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Solution

The fourth proportional to 1,087,330,617.92, 1,500,467,848.80 and 635,250,488 is: 876,617,394.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,330,617.92 : 1,500,467,848.80 = 635,250,488 : x
  2. Step 2: Convert to fraction form
    1,087,330,617.92/1,500,467,848.80 = 635,250,488/x
  3. Step 3: Cross multiply
    1,087,330,617.92x = 1,500,467,848.80 × 635,250,488
  4. Step 4: Simplify right side
    1,087,330,617.92x = 953,172,933,178,510,208
  5. Step 5: Solve for x
    x = 953,172,933,178,510,208/1,087,330,617.92
  6. Step 6: Final answer
    x = 876,617,394.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.