Home / 366,654,623.92-507,315,775.12-319,709,589.52

Finding the Fourth Proportional to 366,654,623.92, 507,315,775.12 and 319,709,589.52

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Solution

The fourth proportional to 366,654,623.92, 507,315,775.12 and 319,709,589.52 is: 442,361,033.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,654,623.92 : 507,315,775.12 = 319,709,589.52 : x
  2. Step 2: Convert to fraction form
    366,654,623.92/507,315,775.12 = 319,709,589.52/x
  3. Step 3: Cross multiply
    366,654,623.92x = 507,315,775.12 × 319,709,589.52
  4. Step 4: Simplify right side
    366,654,623.92x = 162,193,718,220,635,808
  5. Step 5: Solve for x
    x = 162,193,718,220,635,808/366,654,623.92
  6. Step 6: Final answer
    x = 442,361,033.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.