Home / 330,498,979.38-495,730,528.65-100,450,127.97

Finding the Fourth Proportional to 330,498,979.38, 495,730,528.65 and 100,450,127.97

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Solution

The fourth proportional to 330,498,979.38, 495,730,528.65 and 100,450,127.97 is: 150,669,739.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,498,979.38 : 495,730,528.65 = 100,450,127.97 : x
  2. Step 2: Convert to fraction form
    330,498,979.38/495,730,528.65 = 100,450,127.97/x
  3. Step 3: Cross multiply
    330,498,979.38x = 495,730,528.65 × 100,450,127.97
  4. Step 4: Simplify right side
    330,498,979.38x = 49,796,195,041,528,248
  5. Step 5: Solve for x
    x = 49,796,195,041,528,248/330,498,979.38
  6. Step 6: Final answer
    x = 150,669,739.24

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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.