Home / 10,676,937,997.20-16,015,406,995.80-9,951,343,885.20

Finding the Fourth Proportional to 10,676,937,997.20, 16,015,406,995.80 and 9,951,343,885.20

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Solution

The fourth proportional to 10,676,937,997.20, 16,015,406,995.80 and 9,951,343,885.20 is: 14,927,015,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,937,997.20 : 16,015,406,995.80 = 9,951,343,885.20 : x
  2. Step 2: Convert to fraction form
    10,676,937,997.20/16,015,406,995.80 = 9,951,343,885.20/x
  3. Step 3: Cross multiply
    10,676,937,997.20x = 16,015,406,995.80 × 9,951,343,885.20
  4. Step 4: Simplify right side
    10,676,937,997.20x = 159,374,822,476,643,631,104
  5. Step 5: Solve for x
    x = 159,374,822,476,643,631,104/10,676,937,997.20
  6. Step 6: Final answer
    x = 14,927,015,827.80

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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.