Home / 375,530,159.72-563,179,950.41-259,689,920.15

Finding the Fourth Proportional to 375,530,159.72, 563,179,950.41 and 259,689,920.15

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Solution

The fourth proportional to 375,530,159.72, 563,179,950.41 and 259,689,920.15 is: 389,455,154.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,530,159.72 : 563,179,950.41 = 259,689,920.15 : x
  2. Step 2: Convert to fraction form
    375,530,159.72/563,179,950.41 = 259,689,920.15/x
  3. Step 3: Cross multiply
    375,530,159.72x = 563,179,950.41 × 259,689,920.15
  4. Step 4: Simplify right side
    375,530,159.72x = 146,252,156,347,939,520
  5. Step 5: Solve for x
    x = 146,252,156,347,939,520/375,530,159.72
  6. Step 6: Final answer
    x = 389,455,154.44

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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.