Home / 3,974,870,460.76-5,485,536,950.11-2,281,311,565.79

Finding the Fourth Proportional to 3,974,870,460.76, 5,485,536,950.11 and 2,281,311,565.79

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Solution

The fourth proportional to 3,974,870,460.76, 5,485,536,950.11 and 2,281,311,565.79 is: 3,148,333,766.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,870,460.76 : 5,485,536,950.11 = 2,281,311,565.79 : x
  2. Step 2: Convert to fraction form
    3,974,870,460.76/5,485,536,950.11 = 2,281,311,565.79/x
  3. Step 3: Cross multiply
    3,974,870,460.76x = 5,485,536,950.11 × 2,281,311,565.79
  4. Step 4: Simplify right side
    3,974,870,460.76x = 12,514,218,888,821,213,184
  5. Step 5: Solve for x
    x = 12,514,218,888,821,213,184/3,974,870,460.76
  6. Step 6: Final answer
    x = 3,148,333,766.44

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Double scale
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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.