Home / 83,448,401.80-125,172,602.70-52,837,400.20

Finding the Fourth Proportional to 83,448,401.80, 125,172,602.70 and 52,837,400.20

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Solution

The fourth proportional to 83,448,401.80, 125,172,602.70 and 52,837,400.20 is: 79,256,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,448,401.80 : 125,172,602.70 = 52,837,400.20 : x
  2. Step 2: Convert to fraction form
    83,448,401.80/125,172,602.70 = 52,837,400.20/x
  3. Step 3: Cross multiply
    83,448,401.80x = 125,172,602.70 × 52,837,400.20
  4. Step 4: Simplify right side
    83,448,401.80x = 6,613,794,902,935,501
  5. Step 5: Solve for x
    x = 6,613,794,902,935,501/83,448,401.80
  6. Step 6: Final answer
    x = 79,256,100.30

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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.