Home / 12,587,744,530.29-17,371,142,934.78-6,949,006,716.81

Finding the Fourth Proportional to 12,587,744,530.29, 17,371,142,934.78 and 6,949,006,716.81

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Solution

The fourth proportional to 12,587,744,530.29, 17,371,142,934.78 and 6,949,006,716.81 is: 9,589,659,898.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,587,744,530.29 : 17,371,142,934.78 = 6,949,006,716.81 : x
  2. Step 2: Convert to fraction form
    12,587,744,530.29/17,371,142,934.78 = 6,949,006,716.81/x
  3. Step 3: Cross multiply
    12,587,744,530.29x = 17,371,142,934.78 × 6,949,006,716.81
  4. Step 4: Simplify right side
    12,587,744,530.29x = 120,712,188,932,452,794,368
  5. Step 5: Solve for x
    x = 120,712,188,932,452,794,368/12,587,744,530.29
  6. Step 6: Final answer
    x = 9,589,659,898.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.