Home / 186,835,077.20-280,252,615.80-109,032,114.80

Finding the Fourth Proportional to 186,835,077.20, 280,252,615.80 and 109,032,114.80

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Solution

The fourth proportional to 186,835,077.20, 280,252,615.80 and 109,032,114.80 is: 163,548,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,835,077.20 : 280,252,615.80 = 109,032,114.80 : x
  2. Step 2: Convert to fraction form
    186,835,077.20/280,252,615.80 = 109,032,114.80/x
  3. Step 3: Cross multiply
    186,835,077.20x = 280,252,615.80 × 109,032,114.80
  4. Step 4: Simplify right side
    186,835,077.20x = 30,556,535,378,905,896
  5. Step 5: Solve for x
    x = 30,556,535,378,905,896/186,835,077.20
  6. Step 6: Final answer
    x = 163,548,172.20

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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.