Home / 45,341,720.20-68,145,290.70-39,502,462.60

Finding the Fourth Proportional to 45,341,720.20, 68,145,290.70 and 39,502,462.60

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Solution

The fourth proportional to 45,341,720.20, 68,145,290.70 and 39,502,462.60 is: 59,369,313.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,341,720.20 : 68,145,290.70 = 39,502,462.60 : x
  2. Step 2: Convert to fraction form
    45,341,720.20/68,145,290.70 = 39,502,462.60/x
  3. Step 3: Cross multiply
    45,341,720.20x = 68,145,290.70 × 39,502,462.60
  4. Step 4: Simplify right side
    45,341,720.20x = 2,691,906,797,242,878
  5. Step 5: Solve for x
    x = 2,691,906,797,242,878/45,341,720.20
  6. Step 6: Final answer
    x = 59,369,313.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.