Home / 8,797,864,243.64-12,141,488,862.98-5,457,438,694.04

Finding the Fourth Proportional to 8,797,864,243.64, 12,141,488,862.98 and 5,457,438,694.04

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Solution

The fourth proportional to 8,797,864,243.64, 12,141,488,862.98 and 5,457,438,694.04 is: 7,531,535,982.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,797,864,243.64 : 12,141,488,862.98 = 5,457,438,694.04 : x
  2. Step 2: Convert to fraction form
    8,797,864,243.64/12,141,488,862.98 = 5,457,438,694.04/x
  3. Step 3: Cross multiply
    8,797,864,243.64x = 12,141,488,862.98 × 5,457,438,694.04
  4. Step 4: Simplify right side
    8,797,864,243.64x = 66,261,431,123,994,779,648
  5. Step 5: Solve for x
    x = 66,261,431,123,994,779,648/8,797,864,243.64
  6. Step 6: Final answer
    x = 7,531,535,982.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.