Home / 347,752,024.20-521,628,036.30-245,715,352.20

Finding the Fourth Proportional to 347,752,024.20, 521,628,036.30 and 245,715,352.20

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Solution

The fourth proportional to 347,752,024.20, 521,628,036.30 and 245,715,352.20 is: 368,573,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,752,024.20 : 521,628,036.30 = 245,715,352.20 : x
  2. Step 2: Convert to fraction form
    347,752,024.20/521,628,036.30 = 245,715,352.20/x
  3. Step 3: Cross multiply
    347,752,024.20x = 521,628,036.30 × 245,715,352.20
  4. Step 4: Simplify right side
    347,752,024.20x = 128,172,016,656,848,880
  5. Step 5: Solve for x
    x = 128,172,016,656,848,880/347,752,024.20
  6. Step 6: Final answer
    x = 368,573,028.30

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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.