Home / 8,543,784,223.68-12,819,359,213.22-4,612,709,870.88

Finding the Fourth Proportional to 8,543,784,223.68, 12,819,359,213.22 and 4,612,709,870.88

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Solution

The fourth proportional to 8,543,784,223.68, 12,819,359,213.22 and 4,612,709,870.88 is: 6,921,053,157.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543,784,223.68 : 12,819,359,213.22 = 4,612,709,870.88 : x
  2. Step 2: Convert to fraction form
    8,543,784,223.68/12,819,359,213.22 = 4,612,709,870.88/x
  3. Step 3: Cross multiply
    8,543,784,223.68x = 12,819,359,213.22 × 4,612,709,870.88
  4. Step 4: Simplify right side
    8,543,784,223.68x = 59,131,984,781,176,365,056
  5. Step 5: Solve for x
    x = 59,131,984,781,176,365,056/8,543,784,223.68
  6. Step 6: Final answer
    x = 6,921,053,157.84

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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.