Home / 282,640,919.60-423,975,376.20-146,592,023.60

Finding the Fourth Proportional to 282,640,919.60, 423,975,376.20 and 146,592,023.60

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Solution

The fourth proportional to 282,640,919.60, 423,975,376.20 and 146,592,023.60 is: 219,895,294.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,640,919.60 : 423,975,376.20 = 146,592,023.60 : x
  2. Step 2: Convert to fraction form
    282,640,919.60/423,975,376.20 = 146,592,023.60/x
  3. Step 3: Cross multiply
    282,640,919.60x = 423,975,376.20 × 146,592,023.60
  4. Step 4: Simplify right side
    282,640,919.60x = 62,151,408,353,729,272
  5. Step 5: Solve for x
    x = 62,151,408,353,729,272/282,640,919.60
  6. Step 6: Final answer
    x = 219,895,294.86

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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.