Home / 326,592,000.60-489,929,991.30-162,913,421.40

Finding the Fourth Proportional to 326,592,000.60, 489,929,991.30 and 162,913,421.40

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Solution

The fourth proportional to 326,592,000.60, 489,929,991.30 and 162,913,421.40 is: 244,391,078.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,592,000.60 : 489,929,991.30 = 162,913,421.40 : x
  2. Step 2: Convert to fraction form
    326,592,000.60/489,929,991.30 = 162,913,421.40/x
  3. Step 3: Cross multiply
    326,592,000.60x = 489,929,991.30 × 162,913,421.40
  4. Step 4: Simplify right side
    326,592,000.60x = 79,816,171,129,155,232
  5. Step 5: Solve for x
    x = 79,816,171,129,155,232/326,592,000.60
  6. Step 6: Final answer
    x = 244,391,078.11

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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.