Home / 186,626,529.60-279,939,794.40-109,910,068.80

Finding the Fourth Proportional to 186,626,529.60, 279,939,794.40 and 109,910,068.80

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Solution

The fourth proportional to 186,626,529.60, 279,939,794.40 and 109,910,068.80 is: 164,865,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,626,529.60 : 279,939,794.40 = 109,910,068.80 : x
  2. Step 2: Convert to fraction form
    186,626,529.60/279,939,794.40 = 109,910,068.80/x
  3. Step 3: Cross multiply
    186,626,529.60x = 279,939,794.40 × 109,910,068.80
  4. Step 4: Simplify right side
    186,626,529.60x = 30,768,202,062,361,852
  5. Step 5: Solve for x
    x = 30,768,202,062,361,852/186,626,529.60
  6. Step 6: Final answer
    x = 164,865,103.20

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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.