Home / 124,480,280.68-171,577,189.38-83,212,115.56

Finding the Fourth Proportional to 124,480,280.68, 171,577,189.38 and 83,212,115.56

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Solution

The fourth proportional to 124,480,280.68, 171,577,189.38 and 83,212,115.56 is: 114,695,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,480,280.68 : 171,577,189.38 = 83,212,115.56 : x
  2. Step 2: Convert to fraction form
    124,480,280.68/171,577,189.38 = 83,212,115.56/x
  3. Step 3: Cross multiply
    124,480,280.68x = 171,577,189.38 × 83,212,115.56
  4. Step 4: Simplify right side
    124,480,280.68x = 14,277,300,910,148,564
  5. Step 5: Solve for x
    x = 14,277,300,910,148,564/124,480,280.68
  6. Step 6: Final answer
    x = 114,695,282.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.