Home / 153,086,015.70-229,629,023.55-146,708,723.70

Finding the Fourth Proportional to 153,086,015.70, 229,629,023.55 and 146,708,723.70

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Solution

The fourth proportional to 153,086,015.70, 229,629,023.55 and 146,708,723.70 is: 220,063,085.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,086,015.70 : 229,629,023.55 = 146,708,723.70 : x
  2. Step 2: Convert to fraction form
    153,086,015.70/229,629,023.55 = 146,708,723.70/x
  3. Step 3: Cross multiply
    153,086,015.70x = 229,629,023.55 × 146,708,723.70
  4. Step 4: Simplify right side
    153,086,015.70x = 33,688,580,969,497,744
  5. Step 5: Solve for x
    x = 33,688,580,969,497,744/153,086,015.70
  6. Step 6: Final answer
    x = 220,063,085.55

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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.