Home / 114,876,077.40-172,314,116.10-82,627,450.20

Finding the Fourth Proportional to 114,876,077.40, 172,314,116.10 and 82,627,450.20

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Solution

The fourth proportional to 114,876,077.40, 172,314,116.10 and 82,627,450.20 is: 123,941,175.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,876,077.40 : 172,314,116.10 = 82,627,450.20 : x
  2. Step 2: Convert to fraction form
    114,876,077.40/172,314,116.10 = 82,627,450.20/x
  3. Step 3: Cross multiply
    114,876,077.40x = 172,314,116.10 × 82,627,450.20
  4. Step 4: Simplify right side
    114,876,077.40x = 14,237,876,046,809,768
  5. Step 5: Solve for x
    x = 14,237,876,046,809,768/114,876,077.40
  6. Step 6: Final answer
    x = 123,941,175.30

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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.