Home / 84,876,895.76-127,061,580.44-51,983,894.96

Finding the Fourth Proportional to 84,876,895.76, 127,061,580.44 and 51,983,894.96

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Solution

The fourth proportional to 84,876,895.76, 127,061,580.44 and 51,983,894.96 is: 77,820,422.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,876,895.76 : 127,061,580.44 = 51,983,894.96 : x
  2. Step 2: Convert to fraction form
    84,876,895.76/127,061,580.44 = 51,983,894.96/x
  3. Step 3: Cross multiply
    84,876,895.76x = 127,061,580.44 × 51,983,894.96
  4. Step 4: Simplify right side
    84,876,895.76x = 6,605,155,851,044,551
  5. Step 5: Solve for x
    x = 6,605,155,851,044,551/84,876,895.76
  6. Step 6: Final answer
    x = 77,820,422.06

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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.