Home / 10,676,917,603.20-16,015,376,404.80-9,951,323,491.20

Finding the Fourth Proportional to 10,676,917,603.20, 16,015,376,404.80 and 9,951,323,491.20

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Solution

The fourth proportional to 10,676,917,603.20, 16,015,376,404.80 and 9,951,323,491.20 is: 14,926,985,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,917,603.20 : 16,015,376,404.80 = 9,951,323,491.20 : x
  2. Step 2: Convert to fraction form
    10,676,917,603.20/16,015,376,404.80 = 9,951,323,491.20/x
  3. Step 3: Cross multiply
    10,676,917,603.20x = 16,015,376,404.80 × 9,951,323,491.20
  4. Step 4: Simplify right side
    10,676,917,603.20x = 159,374,191,437,496,451,072
  5. Step 5: Solve for x
    x = 159,374,191,437,496,451,072/10,676,917,603.20
  6. Step 6: Final answer
    x = 14,926,985,236.80

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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.