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Finding the Fourth Proportional to 356,216,644.11, 533,952,038.11 and 149,073,736.26

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Solution

The fourth proportional to 356,216,644.11, 533,952,038.11 and 149,073,736.26 is: 223,454,537.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,216,644.11 : 533,952,038.11 = 149,073,736.26 : x
  2. Step 2: Convert to fraction form
    356,216,644.11/533,952,038.11 = 149,073,736.26/x
  3. Step 3: Cross multiply
    356,216,644.11x = 533,952,038.11 × 149,073,736.26
  4. Step 4: Simplify right side
    356,216,644.11x = 79,598,225,304,699,600
  5. Step 5: Solve for x
    x = 79,598,225,304,699,600/356,216,644.11
  6. Step 6: Final answer
    x = 223,454,537.07

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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.