Home / 98,499,098.96-135,942,259.20-56,682,304.64

Finding the Fourth Proportional to 98,499,098.96, 135,942,259.20 and 56,682,304.64

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Solution

The fourth proportional to 98,499,098.96, 135,942,259.20 and 56,682,304.64 is: 78,229,350.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,499,098.96 : 135,942,259.20 = 56,682,304.64 : x
  2. Step 2: Convert to fraction form
    98,499,098.96/135,942,259.20 = 56,682,304.64/x
  3. Step 3: Cross multiply
    98,499,098.96x = 135,942,259.20 × 56,682,304.64
  4. Step 4: Simplify right side
    98,499,098.96x = 7,705,520,549,424,242
  5. Step 5: Solve for x
    x = 7,705,520,549,424,242/98,499,098.96
  6. Step 6: Final answer
    x = 78,229,350.63

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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.