Home / 186,734,116.20-280,101,174.30-118,877,629.80

Finding the Fourth Proportional to 186,734,116.20, 280,101,174.30 and 118,877,629.80

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Solution

The fourth proportional to 186,734,116.20, 280,101,174.30 and 118,877,629.80 is: 178,316,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,734,116.20 : 280,101,174.30 = 118,877,629.80 : x
  2. Step 2: Convert to fraction form
    186,734,116.20/280,101,174.30 = 118,877,629.80/x
  3. Step 3: Cross multiply
    186,734,116.20x = 280,101,174.30 × 118,877,629.80
  4. Step 4: Simplify right side
    186,734,116.20x = 33,297,763,704,980,676
  5. Step 5: Solve for x
    x = 33,297,763,704,980,676/186,734,116.20
  6. Step 6: Final answer
    x = 178,316,444.70

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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.