Home / 87,426,904.96-120,649,298.64-48,268,757.44

Finding the Fourth Proportional to 87,426,904.96, 120,649,298.64 and 48,268,757.44

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Solution

The fourth proportional to 87,426,904.96, 120,649,298.64 and 48,268,757.44 is: 66,610,979.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,426,904.96 : 120,649,298.64 = 48,268,757.44 : x
  2. Step 2: Convert to fraction form
    87,426,904.96/120,649,298.64 = 48,268,757.44/x
  3. Step 3: Cross multiply
    87,426,904.96x = 120,649,298.64 × 48,268,757.44
  4. Step 4: Simplify right side
    87,426,904.96x = 5,823,591,731,360,282
  5. Step 5: Solve for x
    x = 5,823,591,731,360,282/87,426,904.96
  6. Step 6: Final answer
    x = 66,610,979.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.