Home / 1,461,892,041.20-2,191,869,658.20-807,156,729.20

Finding the Fourth Proportional to 1,461,892,041.20, 2,191,869,658.20 and 807,156,729.20

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Solution

The fourth proportional to 1,461,892,041.20, 2,191,869,658.20 and 807,156,729.20 is: 1,210,200,407.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,892,041.20 : 2,191,869,658.20 = 807,156,729.20 : x
  2. Step 2: Convert to fraction form
    1,461,892,041.20/2,191,869,658.20 = 807,156,729.20/x
  3. Step 3: Cross multiply
    1,461,892,041.20x = 2,191,869,658.20 × 807,156,729.20
  4. Step 4: Simplify right side
    1,461,892,041.20x = 1,769,182,344,145,433,856
  5. Step 5: Solve for x
    x = 1,769,182,344,145,433,856/1,461,892,041.20
  6. Step 6: Final answer
    x = 1,210,200,407.61

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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.