Home / 8,159,448,001.30-12,239,172,001.95-6,526,861,249.30

Finding the Fourth Proportional to 8,159,448,001.30, 12,239,172,001.95 and 6,526,861,249.30

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Solution

The fourth proportional to 8,159,448,001.30, 12,239,172,001.95 and 6,526,861,249.30 is: 9,790,291,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159,448,001.30 : 12,239,172,001.95 = 6,526,861,249.30 : x
  2. Step 2: Convert to fraction form
    8,159,448,001.30/12,239,172,001.95 = 6,526,861,249.30/x
  3. Step 3: Cross multiply
    8,159,448,001.30x = 12,239,172,001.95 × 6,526,861,249.30
  4. Step 4: Simplify right side
    8,159,448,001.30x = 79,883,377,463,044,964,352
  5. Step 5: Solve for x
    x = 79,883,377,463,044,964,352/8,159,448,001.30
  6. Step 6: Final answer
    x = 9,790,291,873.95

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Double scale
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Similar ratio
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1.5x scale

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.