Home / 147,612,268.88-203,704,923.27-79,717,380.39

Finding the Fourth Proportional to 147,612,268.88, 203,704,923.27 and 79,717,380.39

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Solution

The fourth proportional to 147,612,268.88, 203,704,923.27 and 79,717,380.39 is: 110,009,980.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,612,268.88 : 203,704,923.27 = 79,717,380.39 : x
  2. Step 2: Convert to fraction form
    147,612,268.88/203,704,923.27 = 79,717,380.39/x
  3. Step 3: Cross multiply
    147,612,268.88x = 203,704,923.27 × 79,717,380.39
  4. Step 4: Simplify right side
    147,612,268.88x = 16,238,822,855,630,354
  5. Step 5: Solve for x
    x = 16,238,822,855,630,354/147,612,268.88
  6. Step 6: Final answer
    x = 110,009,980.74

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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.