Home / 90,383,355.64-135,461,562.17-48,882,578.77

Finding the Fourth Proportional to 90,383,355.64, 135,461,562.17 and 48,882,578.77

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Solution

The fourth proportional to 90,383,355.64, 135,461,562.17 and 48,882,578.77 is: 73,262,498.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,383,355.64 : 135,461,562.17 = 48,882,578.77 : x
  2. Step 2: Convert to fraction form
    90,383,355.64/135,461,562.17 = 48,882,578.77/x
  3. Step 3: Cross multiply
    90,383,355.64x = 135,461,562.17 × 48,882,578.77
  4. Step 4: Simplify right side
    90,383,355.64x = 6,621,710,482,865,830
  5. Step 5: Solve for x
    x = 6,621,710,482,865,830/90,383,355.64
  6. Step 6: Final answer
    x = 73,262,498.79

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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.