Home / 251,696,456,843.38-347,341,249,541.47-135,953,215,794.78

Finding the Fourth Proportional to 251,696,456,843.38, 347,341,249,541.47 and 135,953,215,794.78

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Solution

The fourth proportional to 251,696,456,843.38, 347,341,249,541.47 and 135,953,215,794.78 is: 187,615,512,930.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,696,456,843.38 : 347,341,249,541.47 = 135,953,215,794.78 : x
  2. Step 2: Convert to fraction form
    251,696,456,843.38/347,341,249,541.47 = 135,953,215,794.78/x
  3. Step 3: Cross multiply
    251,696,456,843.38x = 347,341,249,541.47 × 135,953,215,794.78
  4. Step 4: Simplify right side
    251,696,456,843.38x = 47,222,159,853,339,992,391,680
  5. Step 5: Solve for x
    x = 47,222,159,853,339,992,391,680/251,696,456,843.38
  6. Step 6: Final answer
    x = 187,615,512,930.02

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1.5x scale

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.