Home / 8,649,248,118.11-12,966,890,362.57-7,951,103,870.25

Finding the Fourth Proportional to 8,649,248,118.11, 12,966,890,362.57 and 7,951,103,870.25

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Solution

The fourth proportional to 8,649,248,118.11, 12,966,890,362.57 and 7,951,103,870.25 is: 11,920,237,544.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,649,248,118.11 : 12,966,890,362.57 = 7,951,103,870.25 : x
  2. Step 2: Convert to fraction form
    8,649,248,118.11/12,966,890,362.57 = 7,951,103,870.25/x
  3. Step 3: Cross multiply
    8,649,248,118.11x = 12,966,890,362.57 × 7,951,103,870.25
  4. Step 4: Simplify right side
    8,649,248,118.11x = 103,101,092,146,937,757,696
  5. Step 5: Solve for x
    x = 103,101,092,146,937,757,696/8,649,248,118.11
  6. Step 6: Final answer
    x = 11,920,237,544.24

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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.