Home / 326,686,563.20-489,888,127.20-108,252,502.40

Finding the Fourth Proportional to 326,686,563.20, 489,888,127.20 and 108,252,502.40

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Solution

The fourth proportional to 326,686,563.20, 489,888,127.20 and 108,252,502.40 is: 162,331,793.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,686,563.20 : 489,888,127.20 = 108,252,502.40 : x
  2. Step 2: Convert to fraction form
    326,686,563.20/489,888,127.20 = 108,252,502.40/x
  3. Step 3: Cross multiply
    326,686,563.20x = 489,888,127.20 × 108,252,502.40
  4. Step 4: Simplify right side
    326,686,563.20x = 53,031,615,665,449,504
  5. Step 5: Solve for x
    x = 53,031,615,665,449,504/326,686,563.20
  6. Step 6: Final answer
    x = 162,331,793.34

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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.