Home / 177,384,177.75-379,282,681.50

Finding the Third Proportional to 177,384,177.75 and 379,282,681.50

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Solution

The third proportional to 177,384,177.75 and 379,282,681.50 is: 810,981,871.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,384,177.75 : 379,282,681.50 = 379,282,681.50 : x
  2. Step 2: Convert to fraction form
    177,384,177.75/379,282,681.50 = 379,282,681.50/x
  3. Step 3: Cross multiply
    177,384,177.75x = 379,282,681.50 × 379,282,681.50
  4. Step 4: Simplify right side
    177,384,177.75x = 143,855,352,485,830,448
  5. Step 5: Solve for x
    x = 143,855,352,485,830,448/177,384,177.75
  6. Step 6: Final answer
    x = 810,981,871.72

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.