Home / 117,005,427.30-175,508,140.95-82,993,203.30

Finding the Fourth Proportional to 117,005,427.30, 175,508,140.95 and 82,993,203.30

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Solution

The fourth proportional to 117,005,427.30, 175,508,140.95 and 82,993,203.30 is: 124,489,804.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,005,427.30 : 175,508,140.95 = 82,993,203.30 : x
  2. Step 2: Convert to fraction form
    117,005,427.30/175,508,140.95 = 82,993,203.30/x
  3. Step 3: Cross multiply
    117,005,427.30x = 175,508,140.95 × 82,993,203.30
  4. Step 4: Simplify right side
    117,005,427.30x = 14,565,982,822,668,404
  5. Step 5: Solve for x
    x = 14,565,982,822,668,404/117,005,427.30
  6. Step 6: Final answer
    x = 124,489,804.95

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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.