Home / 727,108,207.47-1,090,769,944.41-267,010,504.52

Finding the Fourth Proportional to 727,108,207.47, 1,090,769,944.41 and 267,010,504.52

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Solution

The fourth proportional to 727,108,207.47, 1,090,769,944.41 and 267,010,504.52 is: 400,555,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,108,207.47 : 1,090,769,944.41 = 267,010,504.52 : x
  2. Step 2: Convert to fraction form
    727,108,207.47/1,090,769,944.41 = 267,010,504.52/x
  3. Step 3: Cross multiply
    727,108,207.47x = 1,090,769,944.41 × 267,010,504.52
  4. Step 4: Simplify right side
    727,108,207.47x = 291,247,033,166,712,640
  5. Step 5: Solve for x
    x = 291,247,033,166,712,640/727,108,207.47
  6. Step 6: Final answer
    x = 400,555,282.11

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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.