Home / 179,610,779.90-269,416,169.85-77,574,107.90

Finding the Fourth Proportional to 179,610,779.90, 269,416,169.85 and 77,574,107.90

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Solution

The fourth proportional to 179,610,779.90, 269,416,169.85 and 77,574,107.90 is: 116,361,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,610,779.90 : 269,416,169.85 = 77,574,107.90 : x
  2. Step 2: Convert to fraction form
    179,610,779.90/269,416,169.85 = 77,574,107.90/x
  3. Step 3: Cross multiply
    179,610,779.90x = 269,416,169.85 × 77,574,107.90
  4. Step 4: Simplify right side
    179,610,779.90x = 20,899,719,029,948,632
  5. Step 5: Solve for x
    x = 20,899,719,029,948,632/179,610,779.90
  6. Step 6: Final answer
    x = 116,361,161.85

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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.