Home / 186,701,246.70-280,051,870.05-118,844,760.30

Finding the Fourth Proportional to 186,701,246.70, 280,051,870.05 and 118,844,760.30

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Solution

The fourth proportional to 186,701,246.70, 280,051,870.05 and 118,844,760.30 is: 178,267,140.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,701,246.70 : 280,051,870.05 = 118,844,760.30 : x
  2. Step 2: Convert to fraction form
    186,701,246.70/280,051,870.05 = 118,844,760.30/x
  3. Step 3: Cross multiply
    186,701,246.70x = 280,051,870.05 × 118,844,760.30
  4. Step 4: Simplify right side
    186,701,246.70x = 33,282,697,367,659,000
  5. Step 5: Solve for x
    x = 33,282,697,367,659,000/186,701,246.70
  6. Step 6: Final answer
    x = 178,267,140.45

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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.