Home / 84,840,598.24-117,085,040.64-63,895,689.28

Finding the Fourth Proportional to 84,840,598.24, 117,085,040.64 and 63,895,689.28

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Solution

The fourth proportional to 84,840,598.24, 117,085,040.64 and 63,895,689.28 is: 88,179,828.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,840,598.24 : 117,085,040.64 = 63,895,689.28 : x
  2. Step 2: Convert to fraction form
    84,840,598.24/117,085,040.64 = 63,895,689.28/x
  3. Step 3: Cross multiply
    84,840,598.24x = 117,085,040.64 × 63,895,689.28
  4. Step 4: Simplify right side
    84,840,598.24x = 7,481,229,376,069,613
  5. Step 5: Solve for x
    x = 7,481,229,376,069,613/84,840,598.24
  6. Step 6: Final answer
    x = 88,179,828.19

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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.