Home / 146,085,514.80-219,111,683.40-38,391,025.20

Finding the Fourth Proportional to 146,085,514.80, 219,111,683.40 and 38,391,025.20

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Solution

The fourth proportional to 146,085,514.80, 219,111,683.40 and 38,391,025.20 is: 57,582,178.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,085,514.80 : 219,111,683.40 = 38,391,025.20 : x
  2. Step 2: Convert to fraction form
    146,085,514.80/219,111,683.40 = 38,391,025.20/x
  3. Step 3: Cross multiply
    146,085,514.80x = 219,111,683.40 × 38,391,025.20
  4. Step 4: Simplify right side
    146,085,514.80x = 8,411,922,159,023,823
  5. Step 5: Solve for x
    x = 8,411,922,159,023,823/146,085,514.80
  6. Step 6: Final answer
    x = 57,582,178.29

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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.