Home / 79,037,623.20-118,365,091.20-54,708,385.44

Finding the Fourth Proportional to 79,037,623.20, 118,365,091.20 and 54,708,385.44

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Solution

The fourth proportional to 79,037,623.20, 118,365,091.20 and 54,708,385.44 is: 81,930,133.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,037,623.20 : 118,365,091.20 = 54,708,385.44 : x
  2. Step 2: Convert to fraction form
    79,037,623.20/118,365,091.20 = 54,708,385.44/x
  3. Step 3: Cross multiply
    79,037,623.20x = 118,365,091.20 × 54,708,385.44
  4. Step 4: Simplify right side
    79,037,623.20x = 6,475,563,032,010,352
  5. Step 5: Solve for x
    x = 6,475,563,032,010,352/79,037,623.20
  6. Step 6: Final answer
    x = 81,930,133.65

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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.