Home / 177,309,785.80-265,964,678.70-109,285,337.80

Finding the Fourth Proportional to 177,309,785.80, 265,964,678.70 and 109,285,337.80

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Solution

The fourth proportional to 177,309,785.80, 265,964,678.70 and 109,285,337.80 is: 163,928,006.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,309,785.80 : 265,964,678.70 = 109,285,337.80 : x
  2. Step 2: Convert to fraction form
    177,309,785.80/265,964,678.70 = 109,285,337.80/x
  3. Step 3: Cross multiply
    177,309,785.80x = 265,964,678.70 × 109,285,337.80
  4. Step 4: Simplify right side
    177,309,785.80x = 29,066,039,754,597,964
  5. Step 5: Solve for x
    x = 29,066,039,754,597,964/177,309,785.80
  6. Step 6: Final answer
    x = 163,928,006.70

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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.