Home / 170,734,961.60-255,766,519.20-102,374,590.40

Finding the Fourth Proportional to 170,734,961.60, 255,766,519.20 and 102,374,590.40

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Solution

The fourth proportional to 170,734,961.60, 255,766,519.20 and 102,374,590.40 is: 153,360,462.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,734,961.60 : 255,766,519.20 = 102,374,590.40 : x
  2. Step 2: Convert to fraction form
    170,734,961.60/255,766,519.20 = 102,374,590.40/x
  3. Step 3: Cross multiply
    170,734,961.60x = 255,766,519.20 × 102,374,590.40
  4. Step 4: Simplify right side
    170,734,961.60x = 26,183,992,641,133,736
  5. Step 5: Solve for x
    x = 26,183,992,641,133,736/170,734,961.60
  6. Step 6: Final answer
    x = 153,360,462.30

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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.