Home / 8,372,068,940.66-12,557,444,421.40-3,650,279,428.58

Finding the Fourth Proportional to 8,372,068,940.66, 12,557,444,421.40 and 3,650,279,428.58

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Solution

The fourth proportional to 8,372,068,940.66, 12,557,444,421.40 and 3,650,279,428.58 is: 5,475,131,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372,068,940.66 : 12,557,444,421.40 = 3,650,279,428.58 : x
  2. Step 2: Convert to fraction form
    8,372,068,940.66/12,557,444,421.40 = 3,650,279,428.58/x
  3. Step 3: Cross multiply
    8,372,068,940.66x = 12,557,444,421.40 × 3,650,279,428.58
  4. Step 4: Simplify right side
    8,372,068,940.66x = 45,838,181,046,903,013,376
  5. Step 5: Solve for x
    x = 45,838,181,046,903,013,376/8,372,068,940.66
  6. Step 6: Final answer
    x = 5,475,131,818.89

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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.