Home / 14,218,910,571.55-19,614,657,320.65-8,791,711,316.48

Finding the Fourth Proportional to 14,218,910,571.55, 19,614,657,320.65 and 8,791,711,316.48

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Solution

The fourth proportional to 14,218,910,571.55, 19,614,657,320.65 and 8,791,711,316.48 is: 12,127,961,834.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218,910,571.55 : 19,614,657,320.65 = 8,791,711,316.48 : x
  2. Step 2: Convert to fraction form
    14,218,910,571.55/19,614,657,320.65 = 8,791,711,316.48/x
  3. Step 3: Cross multiply
    14,218,910,571.55x = 19,614,657,320.65 × 8,791,711,316.48
  4. Step 4: Simplify right side
    14,218,910,571.55x = 172,446,404,734,768,381,952
  5. Step 5: Solve for x
    x = 172,446,404,734,768,381,952/14,218,910,571.55
  6. Step 6: Final answer
    x = 12,127,961,834.14

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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.