Home / 90,825,882.40-136,238,823.60-90,825,882.40

Finding the Fourth Proportional to 90,825,882.40, 136,238,823.60 and 90,825,882.40

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Solution

The fourth proportional to 90,825,882.40, 136,238,823.60 and 90,825,882.40 is: 136,238,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,825,882.40 : 136,238,823.60 = 90,825,882.40 : x
  2. Step 2: Convert to fraction form
    90,825,882.40/136,238,823.60 = 90,825,882.40/x
  3. Step 3: Cross multiply
    90,825,882.40x = 136,238,823.60 × 90,825,882.40
  4. Step 4: Simplify right side
    90,825,882.40x = 12,374,011,370,607,944
  5. Step 5: Solve for x
    x = 12,374,011,370,607,944/90,825,882.40
  6. Step 6: Final answer
    x = 136,238,823.60

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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.