Home / 84,002,528.25-115,923,567.11-45,371,360.25

Finding the Fourth Proportional to 84,002,528.25, 115,923,567.11 and 45,371,360.25

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Solution

The fourth proportional to 84,002,528.25, 115,923,567.11 and 45,371,360.25 is: 62,612,519.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,002,528.25 : 115,923,567.11 = 45,371,360.25 : x
  2. Step 2: Convert to fraction form
    84,002,528.25/115,923,567.11 = 45,371,360.25/x
  3. Step 3: Cross multiply
    84,002,528.25x = 115,923,567.11 × 45,371,360.25
  4. Step 4: Simplify right side
    84,002,528.25x = 5,259,609,924,812,861
  5. Step 5: Solve for x
    x = 5,259,609,924,812,861/84,002,528.25
  6. Step 6: Final answer
    x = 62,612,519.34

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1.5x scale

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.