Home / 186,876,371.40-280,314,557.10-110,285,881.80

Finding the Fourth Proportional to 186,876,371.40, 280,314,557.10 and 110,285,881.80

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Solution

The fourth proportional to 186,876,371.40, 280,314,557.10 and 110,285,881.80 is: 165,428,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,876,371.40 : 280,314,557.10 = 110,285,881.80 : x
  2. Step 2: Convert to fraction form
    186,876,371.40/280,314,557.10 = 110,285,881.80/x
  3. Step 3: Cross multiply
    186,876,371.40x = 280,314,557.10 × 110,285,881.80
  4. Step 4: Simplify right side
    186,876,371.40x = 30,914,738,111,149,952
  5. Step 5: Solve for x
    x = 30,914,738,111,149,952/186,876,371.40
  6. Step 6: Final answer
    x = 165,428,822.70

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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.