Home / 6,723,862,217.32-10,077,769,139.10-3,129,452,539.24

Finding the Fourth Proportional to 6,723,862,217.32, 10,077,769,139.10 and 3,129,452,539.24

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Solution

The fourth proportional to 6,723,862,217.32, 10,077,769,139.10 and 3,129,452,539.24 is: 4,690,444,152.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723,862,217.32 : 10,077,769,139.10 = 3,129,452,539.24 : x
  2. Step 2: Convert to fraction form
    6,723,862,217.32/10,077,769,139.10 = 3,129,452,539.24/x
  3. Step 3: Cross multiply
    6,723,862,217.32x = 10,077,769,139.10 × 3,129,452,539.24
  4. Step 4: Simplify right side
    6,723,862,217.32x = 31,537,900,222,231,003,136
  5. Step 5: Solve for x
    x = 31,537,900,222,231,003,136/6,723,862,217.32
  6. Step 6: Final answer
    x = 4,690,444,152.91

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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.