Home / 91,037,785.20-136,556,677.80-91,037,785.20

Finding the Fourth Proportional to 91,037,785.20, 136,556,677.80 and 91,037,785.20

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Solution

The fourth proportional to 91,037,785.20, 136,556,677.80 and 91,037,785.20 is: 136,556,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,037,785.20 : 136,556,677.80 = 91,037,785.20 : x
  2. Step 2: Convert to fraction form
    91,037,785.20/136,556,677.80 = 91,037,785.20/x
  3. Step 3: Cross multiply
    91,037,785.20x = 136,556,677.80 × 91,037,785.20
  4. Step 4: Simplify right side
    91,037,785.20x = 12,431,817,501,182,010
  5. Step 5: Solve for x
    x = 12,431,817,501,182,010/91,037,785.20
  6. Step 6: Final answer
    x = 136,556,677.80

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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.