Home / 90,252,798.68-135,339,775.22-31,941,096.22

Finding the Fourth Proportional to 90,252,798.68, 135,339,775.22 and 31,941,096.22

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Solution

The fourth proportional to 90,252,798.68, 135,339,775.22 and 31,941,096.22 is: 47,897,692.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,252,798.68 : 135,339,775.22 = 31,941,096.22 : x
  2. Step 2: Convert to fraction form
    90,252,798.68/135,339,775.22 = 31,941,096.22/x
  3. Step 3: Cross multiply
    90,252,798.68x = 135,339,775.22 × 31,941,096.22
  4. Step 4: Simplify right side
    90,252,798.68x = 4,322,900,782,944,219
  5. Step 5: Solve for x
    x = 4,322,900,782,944,219/90,252,798.68
  6. Step 6: Final answer
    x = 47,897,692.33

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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.