Home / 186,624,107.40-279,936,161.10-118,543,672.20

Finding the Fourth Proportional to 186,624,107.40, 279,936,161.10 and 118,543,672.20

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Solution

The fourth proportional to 186,624,107.40, 279,936,161.10 and 118,543,672.20 is: 177,815,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,107.40 : 279,936,161.10 = 118,543,672.20 : x
  2. Step 2: Convert to fraction form
    186,624,107.40/279,936,161.10 = 118,543,672.20/x
  3. Step 3: Cross multiply
    186,624,107.40x = 279,936,161.10 × 118,543,672.20
  4. Step 4: Simplify right side
    186,624,107.40x = 33,184,660,518,364,796
  5. Step 5: Solve for x
    x = 33,184,660,518,364,796/186,624,107.40
  6. Step 6: Final answer
    x = 177,815,508.30

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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.