Home / 20,318,344,275.33-28,032,989,266.83-11,741,646,329.91

Finding the Fourth Proportional to 20,318,344,275.33, 28,032,989,266.83 and 11,741,646,329.91

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Solution

The fourth proportional to 20,318,344,275.33, 28,032,989,266.83 and 11,741,646,329.91 is: 16,199,816,337.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,318,344,275.33 : 28,032,989,266.83 = 11,741,646,329.91 : x
  2. Step 2: Convert to fraction form
    20,318,344,275.33/28,032,989,266.83 = 11,741,646,329.91/x
  3. Step 3: Cross multiply
    20,318,344,275.33x = 28,032,989,266.83 × 11,741,646,329.91
  4. Step 4: Simplify right side
    20,318,344,275.33x = 329,153,445,541,280,940,032
  5. Step 5: Solve for x
    x = 329,153,445,541,280,940,032/20,318,344,275.33
  6. Step 6: Final answer
    x = 16,199,816,337.44

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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.