Home / 186,787,949.70-280,181,924.55-118,931,463.30

Finding the Fourth Proportional to 186,787,949.70, 280,181,924.55 and 118,931,463.30

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Solution

The fourth proportional to 186,787,949.70, 280,181,924.55 and 118,931,463.30 is: 178,397,194.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,787,949.70 : 280,181,924.55 = 118,931,463.30 : x
  2. Step 2: Convert to fraction form
    186,787,949.70/280,181,924.55 = 118,931,463.30/x
  3. Step 3: Cross multiply
    186,787,949.70x = 280,181,924.55 × 118,931,463.30
  4. Step 4: Simplify right side
    186,787,949.70x = 33,322,446,276,941,696
  5. Step 5: Solve for x
    x = 33,322,446,276,941,696/186,787,949.70
  6. Step 6: Final answer
    x = 178,397,194.95

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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.