Home / 100,132,246.65-150,215,328.11-34,535,573.69

Finding the Fourth Proportional to 100,132,246.65, 150,215,328.11 and 34,535,573.69

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Solution

The fourth proportional to 100,132,246.65, 150,215,328.11 and 34,535,573.69 is: 51,809,209.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,132,246.65 : 150,215,328.11 = 34,535,573.69 : x
  2. Step 2: Convert to fraction form
    100,132,246.65/150,215,328.11 = 34,535,573.69/x
  3. Step 3: Cross multiply
    100,132,246.65x = 150,215,328.11 × 34,535,573.69
  4. Step 4: Simplify right side
    100,132,246.65x = 5,187,772,532,386,679
  5. Step 5: Solve for x
    x = 5,187,772,532,386,679/100,132,246.65
  6. Step 6: Final answer
    x = 51,809,209.38

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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.