Home / 136,177,680.80-204,266,521.20-64,514,064.80

Finding the Fourth Proportional to 136,177,680.80, 204,266,521.20 and 64,514,064.80

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Solution

The fourth proportional to 136,177,680.80, 204,266,521.20 and 64,514,064.80 is: 96,771,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,177,680.80 : 204,266,521.20 = 64,514,064.80 : x
  2. Step 2: Convert to fraction form
    136,177,680.80/204,266,521.20 = 64,514,064.80/x
  3. Step 3: Cross multiply
    136,177,680.80x = 204,266,521.20 × 64,514,064.80
  4. Step 4: Simplify right side
    136,177,680.80x = 13,178,063,585,167,372
  5. Step 5: Solve for x
    x = 13,178,063,585,167,372/136,177,680.80
  6. Step 6: Final answer
    x = 96,771,097.20

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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.