Home / 326,602,872.40-489,904,308.60-132,607,224.40

Finding the Fourth Proportional to 326,602,872.40, 489,904,308.60 and 132,607,224.40

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Solution

The fourth proportional to 326,602,872.40, 489,904,308.60 and 132,607,224.40 is: 198,910,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,602,872.40 : 489,904,308.60 = 132,607,224.40 : x
  2. Step 2: Convert to fraction form
    326,602,872.40/489,904,308.60 = 132,607,224.40/x
  3. Step 3: Cross multiply
    326,602,872.40x = 489,904,308.60 × 132,607,224.40
  4. Step 4: Simplify right side
    326,602,872.40x = 64,964,850,585,047,056
  5. Step 5: Solve for x
    x = 64,964,850,585,047,056/326,602,872.40
  6. Step 6: Final answer
    x = 198,910,836.60

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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.