Home / 136,314,901,266.90-204,472,351,900.35-128,992,654,024.80

Finding the Fourth Proportional to 136,314,901,266.90, 204,472,351,900.35 and 128,992,654,024.80

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Solution

The fourth proportional to 136,314,901,266.90, 204,472,351,900.35 and 128,992,654,024.80 is: 193,488,981,037.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,314,901,266.90 : 204,472,351,900.35 = 128,992,654,024.80 : x
  2. Step 2: Convert to fraction form
    136,314,901,266.90/204,472,351,900.35 = 128,992,654,024.80/x
  3. Step 3: Cross multiply
    136,314,901,266.90x = 204,472,351,900.35 × 128,992,654,024.80
  4. Step 4: Simplify right side
    136,314,901,266.90x = 26,375,431,346,319,005,843,456
  5. Step 5: Solve for x
    x = 26,375,431,346,319,005,843,456/136,314,901,266.90
  6. Step 6: Final answer
    x = 193,488,981,037.20

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1.5x scale

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.