Home / 79,370,132.24-118,994,642.40-36,209,151.44

Finding the Fourth Proportional to 79,370,132.24, 118,994,642.40 and 36,209,151.44

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Solution

The fourth proportional to 79,370,132.24, 118,994,642.40 and 36,209,151.44 is: 54,286,101.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,370,132.24 : 118,994,642.40 = 36,209,151.44 : x
  2. Step 2: Convert to fraction form
    79,370,132.24/118,994,642.40 = 36,209,151.44/x
  3. Step 3: Cross multiply
    79,370,132.24x = 118,994,642.40 × 36,209,151.44
  4. Step 4: Simplify right side
    79,370,132.24x = 4,308,695,027,210,245
  5. Step 5: Solve for x
    x = 4,308,695,027,210,245/79,370,132.24
  6. Step 6: Final answer
    x = 54,286,101.15

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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.