Home / 127,027,085.91-175,300,400.66-71,276,630.15

Finding the Fourth Proportional to 127,027,085.91, 175,300,400.66 and 71,276,630.15

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Solution

The fourth proportional to 127,027,085.91, 175,300,400.66 and 71,276,630.15 is: 98,363,445.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,027,085.91 : 175,300,400.66 = 71,276,630.15 : x
  2. Step 2: Convert to fraction form
    127,027,085.91/175,300,400.66 = 71,276,630.15/x
  3. Step 3: Cross multiply
    127,027,085.91x = 175,300,400.66 × 71,276,630.15
  4. Step 4: Simplify right side
    127,027,085.91x = 12,494,821,821,756,750
  5. Step 5: Solve for x
    x = 12,494,821,821,756,750/127,027,085.91
  6. Step 6: Final answer
    x = 98,363,445.34

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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.