Home / 79,037,605.20-118,365,064.20-54,708,367.44

Finding the Fourth Proportional to 79,037,605.20, 118,365,064.20 and 54,708,367.44

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Solution

The fourth proportional to 79,037,605.20, 118,365,064.20 and 54,708,367.44 is: 81,930,106.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,037,605.20 : 118,365,064.20 = 54,708,367.44 : x
  2. Step 2: Convert to fraction form
    79,037,605.20/118,365,064.20 = 54,708,367.44/x
  3. Step 3: Cross multiply
    79,037,605.20x = 118,365,064.20 × 54,708,367.44
  4. Step 4: Simplify right side
    79,037,605.20x = 6,475,559,424,312,790
  5. Step 5: Solve for x
    x = 6,475,559,424,312,790/79,037,605.20
  6. Step 6: Final answer
    x = 81,930,106.66

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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.