Home / 8,282,578,581.38-12,425,612,968.28-2,686,079,285.98

Finding the Fourth Proportional to 8,282,578,581.38, 12,425,612,968.28 and 2,686,079,285.98

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Solution

The fourth proportional to 8,282,578,581.38, 12,425,612,968.28 and 2,686,079,285.98 is: 4,029,684,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282,578,581.38 : 12,425,612,968.28 = 2,686,079,285.98 : x
  2. Step 2: Convert to fraction form
    8,282,578,581.38/12,425,612,968.28 = 2,686,079,285.98/x
  3. Step 3: Cross multiply
    8,282,578,581.38x = 12,425,612,968.28 × 2,686,079,285.98
  4. Step 4: Simplify right side
    8,282,578,581.38x = 33,376,181,609,701,371,904
  5. Step 5: Solve for x
    x = 33,376,181,609,701,371,904/8,282,578,581.38
  6. Step 6: Final answer
    x = 4,029,684,871.90

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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.