Home / 136,019,259.40-204,055,461.15-54,124,201.30

Finding the Fourth Proportional to 136,019,259.40, 204,055,461.15 and 54,124,201.30

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Solution

The fourth proportional to 136,019,259.40, 204,055,461.15 and 54,124,201.30 is: 81,196,875.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,019,259.40 : 204,055,461.15 = 54,124,201.30 : x
  2. Step 2: Convert to fraction form
    136,019,259.40/204,055,461.15 = 54,124,201.30/x
  3. Step 3: Cross multiply
    136,019,259.40x = 204,055,461.15 × 54,124,201.30
  4. Step 4: Simplify right side
    136,019,259.40x = 11,044,338,855,646,930
  5. Step 5: Solve for x
    x = 11,044,338,855,646,930/136,019,259.40
  6. Step 6: Final answer
    x = 81,196,875.39

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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.