Home / 256,103,855.25-551,050,569.75

Finding the Third Proportional to 256,103,855.25 and 551,050,569.75

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Solution

The third proportional to 256,103,855.25 and 551,050,569.75 is: 1,185,678,091.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,103,855.25 : 551,050,569.75 = 551,050,569.75 : x
  2. Step 2: Convert to fraction form
    256,103,855.25/551,050,569.75 = 551,050,569.75/x
  3. Step 3: Cross multiply
    256,103,855.25x = 551,050,569.75 × 551,050,569.75
  4. Step 4: Simplify right side
    256,103,855.25x = 303,656,730,421,799,616
  5. Step 5: Solve for x
    x = 303,656,730,421,799,616/256,103,855.25
  6. Step 6: Final answer
    x = 1,185,678,091.90

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.