Home / 366,654,599.92-507,315,741.96-319,709,565.48

Finding the Fourth Proportional to 366,654,599.92, 507,315,741.96 and 319,709,565.48

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Solution

The fourth proportional to 366,654,599.92, 507,315,741.96 and 319,709,565.48 is: 442,360,999.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,654,599.92 : 507,315,741.96 = 319,709,565.48 : x
  2. Step 2: Convert to fraction form
    366,654,599.92/507,315,741.96 = 319,709,565.48/x
  3. Step 3: Cross multiply
    366,654,599.92x = 507,315,741.96 × 319,709,565.48
  4. Step 4: Simplify right side
    366,654,599.92x = 162,193,695,423,195,392
  5. Step 5: Solve for x
    x = 162,193,695,423,195,392/366,654,599.92
  6. Step 6: Final answer
    x = 442,360,999.86

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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.