Home / 168,039,003.60-252,058,505.40-65,769,051.60

Finding the Fourth Proportional to 168,039,003.60, 252,058,505.40 and 65,769,051.60

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Solution

The fourth proportional to 168,039,003.60, 252,058,505.40 and 65,769,051.60 is: 98,653,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,039,003.60 : 252,058,505.40 = 65,769,051.60 : x
  2. Step 2: Convert to fraction form
    168,039,003.60/252,058,505.40 = 65,769,051.60/x
  3. Step 3: Cross multiply
    168,039,003.60x = 252,058,505.40 × 65,769,051.60
  4. Step 4: Simplify right side
    168,039,003.60x = 16,577,648,847,871,480
  5. Step 5: Solve for x
    x = 16,577,648,847,871,480/168,039,003.60
  6. Step 6: Final answer
    x = 98,653,577.40

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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.