Home / 264,895,628.70-397,579,639.05-155,584,119.90

Finding the Fourth Proportional to 264,895,628.70, 397,579,639.05 and 155,584,119.90

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Solution

The fourth proportional to 264,895,628.70, 397,579,639.05 and 155,584,119.90 is: 233,514,907.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,895,628.70 : 397,579,639.05 = 155,584,119.90 : x
  2. Step 2: Convert to fraction form
    264,895,628.70/397,579,639.05 = 155,584,119.90/x
  3. Step 3: Cross multiply
    264,895,628.70x = 397,579,639.05 × 155,584,119.90
  4. Step 4: Simplify right side
    264,895,628.70x = 61,857,078,231,753,928
  5. Step 5: Solve for x
    x = 61,857,078,231,753,928/264,895,628.70
  6. Step 6: Final answer
    x = 233,514,907.50

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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.