Home / 252,658,230.30-378,987,345.45-61,182,006.30

Finding the Fourth Proportional to 252,658,230.30, 378,987,345.45 and 61,182,006.30

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Solution

The fourth proportional to 252,658,230.30, 378,987,345.45 and 61,182,006.30 is: 91,773,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,658,230.30 : 378,987,345.45 = 61,182,006.30 : x
  2. Step 2: Convert to fraction form
    252,658,230.30/378,987,345.45 = 61,182,006.30/x
  3. Step 3: Cross multiply
    252,658,230.30x = 378,987,345.45 × 61,182,006.30
  4. Step 4: Simplify right side
    252,658,230.30x = 23,187,206,156,942,176
  5. Step 5: Solve for x
    x = 23,187,206,156,942,176/252,658,230.30
  6. Step 6: Final answer
    x = 91,773,009.45

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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.