Home / 102,214,007.20-153,321,010.80-98,182,928.80

Finding the Fourth Proportional to 102,214,007.20, 153,321,010.80 and 98,182,928.80

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Solution

The fourth proportional to 102,214,007.20, 153,321,010.80 and 98,182,928.80 is: 147,274,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,214,007.20 : 153,321,010.80 = 98,182,928.80 : x
  2. Step 2: Convert to fraction form
    102,214,007.20/153,321,010.80 = 98,182,928.80/x
  3. Step 3: Cross multiply
    102,214,007.20x = 153,321,010.80 × 98,182,928.80
  4. Step 4: Simplify right side
    102,214,007.20x = 15,053,505,886,920,432
  5. Step 5: Solve for x
    x = 15,053,505,886,920,432/102,214,007.20
  6. Step 6: Final answer
    x = 147,274,393.20

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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.