Home / 170,664,742.18-255,899,333.01-52,458,719.57

Finding the Fourth Proportional to 170,664,742.18, 255,899,333.01 and 52,458,719.57

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Solution

The fourth proportional to 170,664,742.18, 255,899,333.01 and 52,458,719.57 is: 78,658,023.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,664,742.18 : 255,899,333.01 = 52,458,719.57 : x
  2. Step 2: Convert to fraction form
    170,664,742.18/255,899,333.01 = 52,458,719.57/x
  3. Step 3: Cross multiply
    170,664,742.18x = 255,899,333.01 × 52,458,719.57
  4. Step 4: Simplify right side
    170,664,742.18x = 13,424,151,348,521,634
  5. Step 5: Solve for x
    x = 13,424,151,348,521,634/170,664,742.18
  6. Step 6: Final answer
    x = 78,658,023.78

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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.