Home / 352,368,244.80-527,507,272.80-261,892,929.60

Finding the Fourth Proportional to 352,368,244.80, 527,507,272.80 and 261,892,929.60

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Solution

The fourth proportional to 352,368,244.80, 527,507,272.80 and 261,892,929.60 is: 392,062,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,368,244.80 : 527,507,272.80 = 261,892,929.60 : x
  2. Step 2: Convert to fraction form
    352,368,244.80/527,507,272.80 = 261,892,929.60/x
  3. Step 3: Cross multiply
    352,368,244.80x = 527,507,272.80 × 261,892,929.60
  4. Step 4: Simplify right side
    352,368,244.80x = 138,150,425,058,898,400
  5. Step 5: Solve for x
    x = 138,150,425,058,898,400/352,368,244.80
  6. Step 6: Final answer
    x = 392,062,642.13

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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.