Home / 330,415,451.13-495,679,641.39-136,220,709.58

Finding the Fourth Proportional to 330,415,451.13, 495,679,641.39 and 136,220,709.58

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Solution

The fourth proportional to 330,415,451.13, 495,679,641.39 and 136,220,709.58 is: 204,354,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,415,451.13 : 495,679,641.39 = 136,220,709.58 : x
  2. Step 2: Convert to fraction form
    330,415,451.13/495,679,641.39 = 136,220,709.58/x
  3. Step 3: Cross multiply
    330,415,451.13x = 495,679,641.39 × 136,220,709.58
  4. Step 4: Simplify right side
    330,415,451.13x = 67,521,832,473,824,640
  5. Step 5: Solve for x
    x = 67,521,832,473,824,640/330,415,451.13
  6. Step 6: Final answer
    x = 204,354,343.13

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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.