Home / 186,606,502.20-279,909,753.30-118,750,015.80

Finding the Fourth Proportional to 186,606,502.20, 279,909,753.30 and 118,750,015.80

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Solution

The fourth proportional to 186,606,502.20, 279,909,753.30 and 118,750,015.80 is: 178,125,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,606,502.20 : 279,909,753.30 = 118,750,015.80 : x
  2. Step 2: Convert to fraction form
    186,606,502.20/279,909,753.30 = 118,750,015.80/x
  3. Step 3: Cross multiply
    186,606,502.20x = 279,909,753.30 × 118,750,015.80
  4. Step 4: Simplify right side
    186,606,502.20x = 33,239,287,626,949,104
  5. Step 5: Solve for x
    x = 33,239,287,626,949,104/186,606,502.20
  6. Step 6: Final answer
    x = 178,125,023.70

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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.