Home / 342,584,267.32-472,754,055.69-193,902,195.21

Finding the Fourth Proportional to 342,584,267.32, 472,754,055.69 and 193,902,195.21

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Solution

The fourth proportional to 342,584,267.32, 472,754,055.69 and 193,902,195.21 is: 267,578,105.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,584,267.32 : 472,754,055.69 = 193,902,195.21 : x
  2. Step 2: Convert to fraction form
    342,584,267.32/472,754,055.69 = 193,902,195.21/x
  3. Step 3: Cross multiply
    342,584,267.32x = 472,754,055.69 × 193,902,195.21
  4. Step 4: Simplify right side
    342,584,267.32x = 91,668,049,192,791,264
  5. Step 5: Solve for x
    x = 91,668,049,192,791,264/342,584,267.32
  6. Step 6: Final answer
    x = 267,578,105.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.