Home / 177,292,976.46-266,043,096-128,060,282.22

Finding the Fourth Proportional to 177,292,976.46, 266,043,096 and 128,060,282.22

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Solution

The fourth proportional to 177,292,976.46, 266,043,096 and 128,060,282.22 is: 192,165,277.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,292,976.46 : 266,043,096 = 128,060,282.22 : x
  2. Step 2: Convert to fraction form
    177,292,976.46/266,043,096 = 128,060,282.22/x
  3. Step 3: Cross multiply
    177,292,976.46x = 266,043,096 × 128,060,282.22
  4. Step 4: Simplify right side
    177,292,976.46x = 34,069,553,956,442,552
  5. Step 5: Solve for x
    x = 34,069,553,956,442,552/177,292,976.46
  6. Step 6: Final answer
    x = 192,165,277.14

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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.