Home / 14,218,910,571.18-19,614,657,320.13-8,791,711,316.10

Finding the Fourth Proportional to 14,218,910,571.18, 19,614,657,320.13 and 8,791,711,316.10

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Solution

The fourth proportional to 14,218,910,571.18, 19,614,657,320.13 and 8,791,711,316.10 is: 12,127,961,833.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218,910,571.18 : 19,614,657,320.13 = 8,791,711,316.10 : x
  2. Step 2: Convert to fraction form
    14,218,910,571.18/19,614,657,320.13 = 8,791,711,316.10/x
  3. Step 3: Cross multiply
    14,218,910,571.18x = 19,614,657,320.13 × 8,791,711,316.10
  4. Step 4: Simplify right side
    14,218,910,571.18x = 172,446,404,722,853,904,384
  5. Step 5: Solve for x
    x = 172,446,404,722,853,904,384/14,218,910,571.18
  6. Step 6: Final answer
    x = 12,127,961,833.62

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1.5x scale

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.