Home / 136,261,625.40-204,056,514.90-90,576,070.20

Finding the Fourth Proportional to 136,261,625.40, 204,056,514.90 and 90,576,070.20

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Solution

The fourth proportional to 136,261,625.40, 204,056,514.90 and 90,576,070.20 is: 135,640,809.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,261,625.40 : 204,056,514.90 = 90,576,070.20 : x
  2. Step 2: Convert to fraction form
    136,261,625.40/204,056,514.90 = 90,576,070.20/x
  3. Step 3: Cross multiply
    136,261,625.40x = 204,056,514.90 × 90,576,070.20
  4. Step 4: Simplify right side
    136,261,625.40x = 18,482,637,218,349,748
  5. Step 5: Solve for x
    x = 18,482,637,218,349,748/136,261,625.40
  6. Step 6: Final answer
    x = 135,640,809.83

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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.