Home / 85,386,462.80-117,834,269.28-46,229,092.88

Finding the Fourth Proportional to 85,386,462.80, 117,834,269.28 and 46,229,092.88

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Solution

The fourth proportional to 85,386,462.80, 117,834,269.28 and 46,229,092.88 is: 63,796,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,386,462.80 : 117,834,269.28 = 46,229,092.88 : x
  2. Step 2: Convert to fraction form
    85,386,462.80/117,834,269.28 = 46,229,092.88/x
  3. Step 3: Cross multiply
    85,386,462.80x = 117,834,269.28 × 46,229,092.88
  4. Step 4: Simplify right side
    85,386,462.80x = 5,447,371,378,992,051
  5. Step 5: Solve for x
    x = 5,447,371,378,992,051/85,386,462.80
  6. Step 6: Final answer
    x = 63,796,662.85

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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.