Home / 165,047,908.60-247,836,246.90-131,250,302.20

Finding the Fourth Proportional to 165,047,908.60, 247,836,246.90 and 131,250,302.20

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Solution

The fourth proportional to 165,047,908.60, 247,836,246.90 and 131,250,302.20 is: 197,085,698.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,047,908.60 : 247,836,246.90 = 131,250,302.20 : x
  2. Step 2: Convert to fraction form
    165,047,908.60/247,836,246.90 = 131,250,302.20/x
  3. Step 3: Cross multiply
    165,047,908.60x = 247,836,246.90 × 131,250,302.20
  4. Step 4: Simplify right side
    165,047,908.60x = 32,528,582,301,738,816
  5. Step 5: Solve for x
    x = 32,528,582,301,738,816/165,047,908.60
  6. Step 6: Final answer
    x = 197,085,698.19

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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.