Home / 326,752,654.40-489,457,135.20-224,632,001.60

Finding the Fourth Proportional to 326,752,654.40, 489,457,135.20 and 224,632,001.60

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Solution

The fourth proportional to 326,752,654.40, 489,457,135.20 and 224,632,001.60 is: 336,486,129.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,752,654.40 : 489,457,135.20 = 224,632,001.60 : x
  2. Step 2: Convert to fraction form
    326,752,654.40/489,457,135.20 = 224,632,001.60/x
  3. Step 3: Cross multiply
    326,752,654.40x = 489,457,135.20 × 224,632,001.60
  4. Step 4: Simplify right side
    326,752,654.40x = 109,947,735,977,377,808
  5. Step 5: Solve for x
    x = 109,947,735,977,377,808/326,752,654.40
  6. Step 6: Final answer
    x = 336,486,129.48

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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.