Home / 177,202,637.80-265,724,240.55-67,991,512.30

Finding the Fourth Proportional to 177,202,637.80, 265,724,240.55 and 67,991,512.30

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Solution

The fourth proportional to 177,202,637.80, 265,724,240.55 and 67,991,512.30 is: 101,956,681.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,202,637.80 : 265,724,240.55 = 67,991,512.30 : x
  2. Step 2: Convert to fraction form
    177,202,637.80/265,724,240.55 = 67,991,512.30/x
  3. Step 3: Cross multiply
    177,202,637.80x = 265,724,240.55 × 67,991,512.30
  4. Step 4: Simplify right side
    177,202,637.80x = 18,066,992,969,763,484
  5. Step 5: Solve for x
    x = 18,066,992,969,763,484/177,202,637.80
  6. Step 6: Final answer
    x = 101,956,681.88

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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.