Home / 326,301,793.60-489,452,690.40-299,092,014.40

Finding the Fourth Proportional to 326,301,793.60, 489,452,690.40 and 299,092,014.40

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Solution

The fourth proportional to 326,301,793.60, 489,452,690.40 and 299,092,014.40 is: 448,638,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,301,793.60 : 489,452,690.40 = 299,092,014.40 : x
  2. Step 2: Convert to fraction form
    326,301,793.60/489,452,690.40 = 299,092,014.40/x
  3. Step 3: Cross multiply
    326,301,793.60x = 489,452,690.40 × 299,092,014.40
  4. Step 4: Simplify right side
    326,301,793.60x = 146,391,391,125,235,520
  5. Step 5: Solve for x
    x = 146,391,391,125,235,520/326,301,793.60
  6. Step 6: Final answer
    x = 448,638,021.60

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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.