Home / 326,616,516.60-489,914,277.30-108,276,934.20

Finding the Fourth Proportional to 326,616,516.60, 489,914,277.30 and 108,276,934.20

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Solution

The fourth proportional to 326,616,516.60, 489,914,277.30 and 108,276,934.20 is: 162,411,921.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,616,516.60 : 489,914,277.30 = 108,276,934.20 : x
  2. Step 2: Convert to fraction form
    326,616,516.60/489,914,277.30 = 108,276,934.20/x
  3. Step 3: Cross multiply
    326,616,516.60x = 489,914,277.30 × 108,276,934.20
  4. Step 4: Simplify right side
    326,616,516.60x = 53,046,415,966,852,656
  5. Step 5: Solve for x
    x = 53,046,415,966,852,656/326,616,516.60
  6. Step 6: Final answer
    x = 162,411,921.23

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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.