Home / 19,903,172,459.28-29,858,951,612.76-6,456,406,400.72

Finding the Fourth Proportional to 19,903,172,459.28, 29,858,951,612.76 and 6,456,406,400.72

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Solution

The fourth proportional to 19,903,172,459.28, 29,858,951,612.76 and 6,456,406,400.72 is: 9,685,969,747.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903,172,459.28 : 29,858,951,612.76 = 6,456,406,400.72 : x
  2. Step 2: Convert to fraction form
    19,903,172,459.28/29,858,951,612.76 = 6,456,406,400.72/x
  3. Step 3: Cross multiply
    19,903,172,459.28x = 29,858,951,612.76 × 6,456,406,400.72
  4. Step 4: Simplify right side
    19,903,172,459.28x = 192,781,526,311,412,432,896
  5. Step 5: Solve for x
    x = 192,781,526,311,412,432,896/19,903,172,459.28
  6. Step 6: Final answer
    x = 9,685,969,747.08

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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.