Home / 178,516,921.50-275,854,142.25

Finding the Third Proportional to 178,516,921.50 and 275,854,142.25

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Solution

The third proportional to 178,516,921.50 and 275,854,142.25 is: 426,264,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,516,921.50 : 275,854,142.25 = 275,854,142.25 : x
  2. Step 2: Convert to fraction form
    178,516,921.50/275,854,142.25 = 275,854,142.25/x
  3. Step 3: Cross multiply
    178,516,921.50x = 275,854,142.25 × 275,854,142.25
  4. Step 4: Simplify right side
    178,516,921.50x = 76,095,507,796,483,232
  5. Step 5: Solve for x
    x = 76,095,507,796,483,232/178,516,921.50
  6. Step 6: Final answer
    x = 426,264,956.61

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.