Home / 169,780,470.40-254,670,705.60-54,768,764.80

Finding the Fourth Proportional to 169,780,470.40, 254,670,705.60 and 54,768,764.80

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Solution

The fourth proportional to 169,780,470.40, 254,670,705.60 and 54,768,764.80 is: 82,153,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,780,470.40 : 254,670,705.60 = 54,768,764.80 : x
  2. Step 2: Convert to fraction form
    169,780,470.40/254,670,705.60 = 54,768,764.80/x
  3. Step 3: Cross multiply
    169,780,470.40x = 254,670,705.60 × 54,768,764.80
  4. Step 4: Simplify right side
    169,780,470.40x = 13,947,999,976,456,442
  5. Step 5: Solve for x
    x = 13,947,999,976,456,442/169,780,470.40
  6. Step 6: Final answer
    x = 82,153,147.20

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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.