Home / 177,148,882.30-265,723,323.45-81,410,770.30

Finding the Fourth Proportional to 177,148,882.30, 265,723,323.45 and 81,410,770.30

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Solution

The fourth proportional to 177,148,882.30, 265,723,323.45 and 81,410,770.30 is: 122,116,155.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,148,882.30 : 265,723,323.45 = 81,410,770.30 : x
  2. Step 2: Convert to fraction form
    177,148,882.30/265,723,323.45 = 81,410,770.30/x
  3. Step 3: Cross multiply
    177,148,882.30x = 265,723,323.45 × 81,410,770.30
  4. Step 4: Simplify right side
    177,148,882.30x = 21,632,740,448,740,552
  5. Step 5: Solve for x
    x = 21,632,740,448,740,552/177,148,882.30
  6. Step 6: Final answer
    x = 122,116,155.45

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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.