Home / 8,649,248,117.11-12,966,890,361.08-7,951,103,869.25

Finding the Fourth Proportional to 8,649,248,117.11, 12,966,890,361.08 and 7,951,103,869.25

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Solution

The fourth proportional to 8,649,248,117.11, 12,966,890,361.08 and 7,951,103,869.25 is: 11,920,237,542.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,649,248,117.11 : 12,966,890,361.08 = 7,951,103,869.25 : x
  2. Step 2: Convert to fraction form
    8,649,248,117.11/12,966,890,361.08 = 7,951,103,869.25/x
  3. Step 3: Cross multiply
    8,649,248,117.11x = 12,966,890,361.08 × 7,951,103,869.25
  4. Step 4: Simplify right side
    8,649,248,117.11x = 103,101,092,122,116,374,528
  5. Step 5: Solve for x
    x = 103,101,092,122,116,374,528/8,649,248,117.11
  6. Step 6: Final answer
    x = 11,920,237,542.75

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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.