Home / 375,530,154.97-563,179,943.28-259,689,915.40

Finding the Fourth Proportional to 375,530,154.97, 563,179,943.28 and 259,689,915.40

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Solution

The fourth proportional to 375,530,154.97, 563,179,943.28 and 259,689,915.40 is: 389,455,147.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,530,154.97 : 563,179,943.28 = 259,689,915.40 : x
  2. Step 2: Convert to fraction form
    375,530,154.97/563,179,943.28 = 259,689,915.40/x
  3. Step 3: Cross multiply
    375,530,154.97x = 563,179,943.28 × 259,689,915.40
  4. Step 4: Simplify right side
    375,530,154.97x = 146,252,151,822,544,096
  5. Step 5: Solve for x
    x = 146,252,151,822,544,096/375,530,154.97
  6. Step 6: Final answer
    x = 389,455,147.31

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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.