Home / 358,747,143.96-495,071,053.74-193,734,708.60

Finding the Fourth Proportional to 358,747,143.96, 495,071,053.74 and 193,734,708.60

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Solution

The fourth proportional to 358,747,143.96, 495,071,053.74 and 193,734,708.60 is: 267,353,895.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,747,143.96 : 495,071,053.74 = 193,734,708.60 : x
  2. Step 2: Convert to fraction form
    358,747,143.96/495,071,053.74 = 193,734,708.60/x
  3. Step 3: Cross multiply
    358,747,143.96x = 495,071,053.74 × 193,734,708.60
  4. Step 4: Simplify right side
    358,747,143.96x = 95,912,446,332,613,840
  5. Step 5: Solve for x
    x = 95,912,446,332,613,840/358,747,143.96
  6. Step 6: Final answer
    x = 267,353,895.21

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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.