Home / 157,464,242.80-236,196,364.20-132,521,945.20

Finding the Fourth Proportional to 157,464,242.80, 236,196,364.20 and 132,521,945.20

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Solution

The fourth proportional to 157,464,242.80, 236,196,364.20 and 132,521,945.20 is: 198,782,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,242.80 : 236,196,364.20 = 132,521,945.20 : x
  2. Step 2: Convert to fraction form
    157,464,242.80/236,196,364.20 = 132,521,945.20/x
  3. Step 3: Cross multiply
    157,464,242.80x = 236,196,364.20 × 132,521,945.20
  4. Step 4: Simplify right side
    157,464,242.80x = 31,301,201,632,951,640
  5. Step 5: Solve for x
    x = 31,301,201,632,951,640/157,464,242.80
  6. Step 6: Final answer
    x = 198,782,917.80

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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.