Home / 157,770,820.80-236,544,256.80-71,550,532.80

Finding the Fourth Proportional to 157,770,820.80, 236,544,256.80 and 71,550,532.80

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Solution

The fourth proportional to 157,770,820.80, 236,544,256.80 and 71,550,532.80 is: 107,275,017.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,770,820.80 : 236,544,256.80 = 71,550,532.80 : x
  2. Step 2: Convert to fraction form
    157,770,820.80/236,544,256.80 = 71,550,532.80/x
  3. Step 3: Cross multiply
    157,770,820.80x = 236,544,256.80 × 71,550,532.80
  4. Step 4: Simplify right side
    157,770,820.80x = 16,924,867,604,820,024
  5. Step 5: Solve for x
    x = 16,924,867,604,820,024/157,770,820.80
  6. Step 6: Final answer
    x = 107,275,017.77

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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.