Home / 84,927,951-127,229,633.28-71,182,894.14

Finding the Fourth Proportional to 84,927,951, 127,229,633.28 and 71,182,894.14

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Solution

The fourth proportional to 84,927,951, 127,229,633.28 and 71,182,894.14 is: 106,638,314.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,927,951 : 127,229,633.28 = 71,182,894.14 : x
  2. Step 2: Convert to fraction form
    84,927,951/127,229,633.28 = 71,182,894.14/x
  3. Step 3: Cross multiply
    84,927,951x = 127,229,633.28 × 71,182,894.14
  4. Step 4: Simplify right side
    84,927,951x = 9,056,573,517,241,262
  5. Step 5: Solve for x
    x = 9,056,573,517,241,262/84,927,951
  6. Step 6: Final answer
    x = 106,638,314.13

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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.