Home / 186,701,134.20-280,051,701.30-118,844,647.80

Finding the Fourth Proportional to 186,701,134.20, 280,051,701.30 and 118,844,647.80

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Solution

The fourth proportional to 186,701,134.20, 280,051,701.30 and 118,844,647.80 is: 178,266,971.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,701,134.20 : 280,051,701.30 = 118,844,647.80 : x
  2. Step 2: Convert to fraction form
    186,701,134.20/280,051,701.30 = 118,844,647.80/x
  3. Step 3: Cross multiply
    186,701,134.20x = 280,051,701.30 × 118,844,647.80
  4. Step 4: Simplify right side
    186,701,134.20x = 33,282,645,806,789,304
  5. Step 5: Solve for x
    x = 33,282,645,806,789,304/186,701,134.20
  6. Step 6: Final answer
    x = 178,266,971.70

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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.