Home / 71,227,208-98,293,553.52-40,286,711.36

Finding the Fourth Proportional to 71,227,208, 98,293,553.52 and 40,286,711.36

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Solution

The fourth proportional to 71,227,208, 98,293,553.52 and 40,286,711.36 is: 55,595,665.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,227,208 : 98,293,553.52 = 40,286,711.36 : x
  2. Step 2: Convert to fraction form
    71,227,208/98,293,553.52 = 40,286,711.36/x
  3. Step 3: Cross multiply
    71,227,208x = 98,293,553.52 × 40,286,711.36
  4. Step 4: Simplify right side
    71,227,208x = 3,959,924,019,208,952
  5. Step 5: Solve for x
    x = 3,959,924,019,208,952/71,227,208
  6. Step 6: Final answer
    x = 55,595,665.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.