Home / 79,224,421.70-118,836,632.55-36,177,700.70

Finding the Fourth Proportional to 79,224,421.70, 118,836,632.55 and 36,177,700.70

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Solution

The fourth proportional to 79,224,421.70, 118,836,632.55 and 36,177,700.70 is: 54,266,551.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,224,421.70 : 118,836,632.55 = 36,177,700.70 : x
  2. Step 2: Convert to fraction form
    79,224,421.70/118,836,632.55 = 36,177,700.70/x
  3. Step 3: Cross multiply
    79,224,421.70x = 118,836,632.55 × 36,177,700.70
  4. Step 4: Simplify right side
    79,224,421.70x = 4,299,236,124,589,778
  5. Step 5: Solve for x
    x = 4,299,236,124,589,778/79,224,421.70
  6. Step 6: Final answer
    x = 54,266,551.05

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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.