Home / 403,711,151.10-605,850,161.85-173,845,203.90

Finding the Fourth Proportional to 403,711,151.10, 605,850,161.85 and 173,845,203.90

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Solution

The fourth proportional to 403,711,151.10, 605,850,161.85 and 173,845,203.90 is: 260,889,858.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,711,151.10 : 605,850,161.85 = 173,845,203.90 : x
  2. Step 2: Convert to fraction form
    403,711,151.10/605,850,161.85 = 173,845,203.90/x
  3. Step 3: Cross multiply
    403,711,151.10x = 605,850,161.85 × 173,845,203.90
  4. Step 4: Simplify right side
    403,711,151.10x = 105,324,144,919,661,264
  5. Step 5: Solve for x
    x = 105,324,144,919,661,264/403,711,151.10
  6. Step 6: Final answer
    x = 260,889,858.09

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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.