Home / 149,043,499.55-205,679,988.56-82,962,565.55

Finding the Fourth Proportional to 149,043,499.55, 205,679,988.56 and 82,962,565.55

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Solution

The fourth proportional to 149,043,499.55, 205,679,988.56 and 82,962,565.55 is: 114,488,317.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,043,499.55 : 205,679,988.56 = 82,962,565.55 : x
  2. Step 2: Convert to fraction form
    149,043,499.55/205,679,988.56 = 82,962,565.55/x
  3. Step 3: Cross multiply
    149,043,499.55x = 205,679,988.56 × 82,962,565.55
  4. Step 4: Simplify right side
    149,043,499.55x = 17,063,739,533,232,250
  5. Step 5: Solve for x
    x = 17,063,739,533,232,250/149,043,499.55
  6. Step 6: Final answer
    x = 114,488,317.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.