Home / 876,110,436.80-1,314,165,655.20-531,453,233.60

Finding the Fourth Proportional to 876,110,436.80, 1,314,165,655.20 and 531,453,233.60

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Solution

The fourth proportional to 876,110,436.80, 1,314,165,655.20 and 531,453,233.60 is: 797,179,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,110,436.80 : 1,314,165,655.20 = 531,453,233.60 : x
  2. Step 2: Convert to fraction form
    876,110,436.80/1,314,165,655.20 = 531,453,233.60/x
  3. Step 3: Cross multiply
    876,110,436.80x = 1,314,165,655.20 × 531,453,233.60
  4. Step 4: Simplify right side
    876,110,436.80x = 698,417,586,942,102,656
  5. Step 5: Solve for x
    x = 698,417,586,942,102,656/876,110,436.80
  6. Step 6: Final answer
    x = 797,179,850.40

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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.