Home / 411,211,977.58-616,757,293.51-120,000,910.02

Finding the Fourth Proportional to 411,211,977.58, 616,757,293.51 and 120,000,910.02

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Solution

The fourth proportional to 411,211,977.58, 616,757,293.51 and 120,000,910.02 is: 179,983,659.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,211,977.58 : 616,757,293.51 = 120,000,910.02 : x
  2. Step 2: Convert to fraction form
    411,211,977.58/616,757,293.51 = 120,000,910.02/x
  3. Step 3: Cross multiply
    411,211,977.58x = 616,757,293.51 × 120,000,910.02
  4. Step 4: Simplify right side
    411,211,977.58x = 74,011,436,482,672,240
  5. Step 5: Solve for x
    x = 74,011,436,482,672,240/411,211,977.58
  6. Step 6: Final answer
    x = 179,983,659.32

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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.