Home / 146,709,081.60-220,063,622.40-98,336,140.80

Finding the Fourth Proportional to 146,709,081.60, 220,063,622.40 and 98,336,140.80

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Solution

The fourth proportional to 146,709,081.60, 220,063,622.40 and 98,336,140.80 is: 147,504,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,709,081.60 : 220,063,622.40 = 98,336,140.80 : x
  2. Step 2: Convert to fraction form
    146,709,081.60/220,063,622.40 = 98,336,140.80/x
  3. Step 3: Cross multiply
    146,709,081.60x = 220,063,622.40 × 98,336,140.80
  4. Step 4: Simplify right side
    146,709,081.60x = 21,640,207,357,284,432
  5. Step 5: Solve for x
    x = 21,640,207,357,284,432/146,709,081.60
  6. Step 6: Final answer
    x = 147,504,211.20

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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.