Home / 186,624,281.60-279,936,422.40-185,490,540.80

Finding the Fourth Proportional to 186,624,281.60, 279,936,422.40 and 185,490,540.80

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Solution

The fourth proportional to 186,624,281.60, 279,936,422.40 and 185,490,540.80 is: 278,235,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,281.60 : 279,936,422.40 = 185,490,540.80 : x
  2. Step 2: Convert to fraction form
    186,624,281.60/279,936,422.40 = 185,490,540.80/x
  3. Step 3: Cross multiply
    186,624,281.60x = 279,936,422.40 × 185,490,540.80
  4. Step 4: Simplify right side
    186,624,281.60x = 51,925,558,380,593,232
  5. Step 5: Solve for x
    x = 51,925,558,380,593,232/186,624,281.60
  6. Step 6: Final answer
    x = 278,235,811.20

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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.