Home / 172,033,719.40-258,050,579.10-76,482,231.40

Finding the Fourth Proportional to 172,033,719.40, 258,050,579.10 and 76,482,231.40

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Solution

The fourth proportional to 172,033,719.40, 258,050,579.10 and 76,482,231.40 is: 114,723,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,033,719.40 : 258,050,579.10 = 76,482,231.40 : x
  2. Step 2: Convert to fraction form
    172,033,719.40/258,050,579.10 = 76,482,231.40/x
  3. Step 3: Cross multiply
    172,033,719.40x = 258,050,579.10 × 76,482,231.40
  4. Step 4: Simplify right side
    172,033,719.40x = 19,736,284,103,630,204
  5. Step 5: Solve for x
    x = 19,736,284,103,630,204/172,033,719.40
  6. Step 6: Final answer
    x = 114,723,347.10

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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.