Home / 169,988,081.60-254,982,122.40-135,975,857.60

Finding the Fourth Proportional to 169,988,081.60, 254,982,122.40 and 135,975,857.60

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Solution

The fourth proportional to 169,988,081.60, 254,982,122.40 and 135,975,857.60 is: 203,963,786.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,988,081.60 : 254,982,122.40 = 135,975,857.60 : x
  2. Step 2: Convert to fraction form
    169,988,081.60/254,982,122.40 = 135,975,857.60/x
  3. Step 3: Cross multiply
    169,988,081.60x = 254,982,122.40 × 135,975,857.60
  4. Step 4: Simplify right side
    169,988,081.60x = 34,671,412,766,008,168
  5. Step 5: Solve for x
    x = 34,671,412,766,008,168/169,988,081.60
  6. Step 6: Final answer
    x = 203,963,786.40

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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.