Home / 2,885,172,387.30-4,327,758,580.95-1,966,842,339.30

Finding the Fourth Proportional to 2,885,172,387.30, 4,327,758,580.95 and 1,966,842,339.30

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Solution

The fourth proportional to 2,885,172,387.30, 4,327,758,580.95 and 1,966,842,339.30 is: 2,950,263,508.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,172,387.30 : 4,327,758,580.95 = 1,966,842,339.30 : x
  2. Step 2: Convert to fraction form
    2,885,172,387.30/4,327,758,580.95 = 1,966,842,339.30/x
  3. Step 3: Cross multiply
    2,885,172,387.30x = 4,327,758,580.95 × 1,966,842,339.30
  4. Step 4: Simplify right side
    2,885,172,387.30x = 8,512,018,811,281,345,536
  5. Step 5: Solve for x
    x = 8,512,018,811,281,345,536/2,885,172,387.30
  6. Step 6: Final answer
    x = 2,950,263,508.95

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Double scale
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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.