Home / 5,393,679,188.70-8,087,234,200.65-2,118,204,039.90

Finding the Fourth Proportional to 5,393,679,188.70, 8,087,234,200.65 and 2,118,204,039.90

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Solution

The fourth proportional to 5,393,679,188.70, 8,087,234,200.65 and 2,118,204,039.90 is: 3,176,016,139.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393,679,188.70 : 8,087,234,200.65 = 2,118,204,039.90 : x
  2. Step 2: Convert to fraction form
    5,393,679,188.70/8,087,234,200.65 = 2,118,204,039.90/x
  3. Step 3: Cross multiply
    5,393,679,188.70x = 8,087,234,200.65 × 2,118,204,039.90
  4. Step 4: Simplify right side
    5,393,679,188.70x = 17,130,412,155,434,276,864
  5. Step 5: Solve for x
    x = 17,130,412,155,434,276,864/5,393,679,188.70
  6. Step 6: Final answer
    x = 3,176,016,139.66

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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.