Home / 186,030,672.12-278,858,425.14-116,992,814.90

Finding the Fourth Proportional to 186,030,672.12, 278,858,425.14 and 116,992,814.90

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Solution

The fourth proportional to 186,030,672.12, 278,858,425.14 and 116,992,814.90 is: 175,371,253.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,030,672.12 : 278,858,425.14 = 116,992,814.90 : x
  2. Step 2: Convert to fraction form
    186,030,672.12/278,858,425.14 = 116,992,814.90/x
  3. Step 3: Cross multiply
    186,030,672.12x = 278,858,425.14 × 116,992,814.90
  4. Step 4: Simplify right side
    186,030,672.12x = 32,624,432,114,315,232
  5. Step 5: Solve for x
    x = 32,624,432,114,315,232/186,030,672.12
  6. Step 6: Final answer
    x = 175,371,253.26

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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.