Home / 195,516,456.10-293,588,028.15-155,460,033.70

Finding the Fourth Proportional to 195,516,456.10, 293,588,028.15 and 155,460,033.70

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Solution

The fourth proportional to 195,516,456.10, 293,588,028.15 and 155,460,033.70 is: 233,439,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,516,456.10 : 293,588,028.15 = 155,460,033.70 : x
  2. Step 2: Convert to fraction form
    195,516,456.10/293,588,028.15 = 155,460,033.70/x
  3. Step 3: Cross multiply
    195,516,456.10x = 293,588,028.15 × 155,460,033.70
  4. Step 4: Simplify right side
    195,516,456.10x = 45,641,204,750,115,544
  5. Step 5: Solve for x
    x = 45,641,204,750,115,544/195,516,456.10
  6. Step 6: Final answer
    x = 233,439,198.22

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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.