Home / 349,474,481.40-524,967,549.30-247,437,809.40

Finding the Fourth Proportional to 349,474,481.40, 524,967,549.30 and 247,437,809.40

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Solution

The fourth proportional to 349,474,481.40, 524,967,549.30 and 247,437,809.40 is: 371,691,861.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,474,481.40 : 524,967,549.30 = 247,437,809.40 : x
  2. Step 2: Convert to fraction form
    349,474,481.40/524,967,549.30 = 247,437,809.40/x
  3. Step 3: Cross multiply
    349,474,481.40x = 524,967,549.30 × 247,437,809.40
  4. Step 4: Simplify right side
    349,474,481.40x = 129,896,820,404,878,512
  5. Step 5: Solve for x
    x = 129,896,820,404,878,512/349,474,481.40
  6. Step 6: Final answer
    x = 371,691,861.12

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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.