Home / 153,052,657.32-229,711,647.12-80,320,823.04

Finding the Fourth Proportional to 153,052,657.32, 229,711,647.12 and 80,320,823.04

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Solution

The fourth proportional to 153,052,657.32, 229,711,647.12 and 80,320,823.04 is: 120,550,854.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,052,657.32 : 229,711,647.12 = 80,320,823.04 : x
  2. Step 2: Convert to fraction form
    153,052,657.32/229,711,647.12 = 80,320,823.04/x
  3. Step 3: Cross multiply
    153,052,657.32x = 229,711,647.12 × 80,320,823.04
  4. Step 4: Simplify right side
    153,052,657.32x = 18,450,628,558,552,448
  5. Step 5: Solve for x
    x = 18,450,628,558,552,448/153,052,657.32
  6. Step 6: Final answer
    x = 120,550,854.08

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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.