Home / 19,738,859,867.28-29,609,246,482.21-6,472,944,594.72

Finding the Fourth Proportional to 19,738,859,867.28, 29,609,246,482.21 and 6,472,944,594.72

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Solution

The fourth proportional to 19,738,859,867.28, 29,609,246,482.21 and 6,472,944,594.72 is: 9,709,730,615.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738,859,867.28 : 29,609,246,482.21 = 6,472,944,594.72 : x
  2. Step 2: Convert to fraction form
    19,738,859,867.28/29,609,246,482.21 = 6,472,944,594.72/x
  3. Step 3: Cross multiply
    19,738,859,867.28x = 29,609,246,482.21 × 6,472,944,594.72
  4. Step 4: Simplify right side
    19,738,859,867.28x = 191,659,011,970,753,396,736
  5. Step 5: Solve for x
    x = 191,659,011,970,753,396,736/19,738,859,867.28
  6. Step 6: Final answer
    x = 9,709,730,615.62

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Double scale
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1.5x scale

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.