Home / 168,038,665.60-252,057,998.40-141,164,809.60

Finding the Fourth Proportional to 168,038,665.60, 252,057,998.40 and 141,164,809.60

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Solution

The fourth proportional to 168,038,665.60, 252,057,998.40 and 141,164,809.60 is: 211,747,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,038,665.60 : 252,057,998.40 = 141,164,809.60 : x
  2. Step 2: Convert to fraction form
    168,038,665.60/252,057,998.40 = 141,164,809.60/x
  3. Step 3: Cross multiply
    168,038,665.60x = 252,057,998.40 × 141,164,809.60
  4. Step 4: Simplify right side
    168,038,665.60x = 35,581,719,352,293,104
  5. Step 5: Solve for x
    x = 35,581,719,352,293,104/168,038,665.60
  6. Step 6: Final answer
    x = 211,747,214.40

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Similar ratio
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1.5x scale

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.