Home / 177,213,991.80-265,632,030.90-67,996,961.40

Finding the Fourth Proportional to 177,213,991.80, 265,632,030.90 and 67,996,961.40

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Solution

The fourth proportional to 177,213,991.80, 265,632,030.90 and 67,996,961.40 is: 101,922,939.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,213,991.80 : 265,632,030.90 = 67,996,961.40 : x
  2. Step 2: Convert to fraction form
    177,213,991.80/265,632,030.90 = 67,996,961.40/x
  3. Step 3: Cross multiply
    177,213,991.80x = 265,632,030.90 × 67,996,961.40
  4. Step 4: Simplify right side
    177,213,991.80x = 18,062,170,951,710,908
  5. Step 5: Solve for x
    x = 18,062,170,951,710,908/177,213,991.80
  6. Step 6: Final answer
    x = 101,922,939.43

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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.