Home / 79,263,002.80-118,894,504.20-36,216,281.80

Finding the Fourth Proportional to 79,263,002.80, 118,894,504.20 and 36,216,281.80

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Solution

The fourth proportional to 79,263,002.80, 118,894,504.20 and 36,216,281.80 is: 54,324,422.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,263,002.80 : 118,894,504.20 = 36,216,281.80 : x
  2. Step 2: Convert to fraction form
    79,263,002.80/118,894,504.20 = 36,216,281.80/x
  3. Step 3: Cross multiply
    79,263,002.80x = 118,894,504.20 × 36,216,281.80
  4. Step 4: Simplify right side
    79,263,002.80x = 4,305,916,868,578,483.50
  5. Step 5: Solve for x
    x = 4,305,916,868,578,483.50/79,263,002.80
  6. Step 6: Final answer
    x = 54,324,422.70

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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.