Home / 366,654,624.92-507,315,776.50-319,709,590.52

Finding the Fourth Proportional to 366,654,624.92, 507,315,776.50 and 319,709,590.52

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Solution

The fourth proportional to 366,654,624.92, 507,315,776.50 and 319,709,590.52 is: 442,361,034.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,654,624.92 : 507,315,776.50 = 319,709,590.52 : x
  2. Step 2: Convert to fraction form
    366,654,624.92/507,315,776.50 = 319,709,590.52/x
  3. Step 3: Cross multiply
    366,654,624.92x = 507,315,776.50 × 319,709,590.52
  4. Step 4: Simplify right side
    366,654,624.92x = 162,193,719,169,150,816
  5. Step 5: Solve for x
    x = 162,193,719,169,150,816/366,654,624.92
  6. Step 6: Final answer
    x = 442,361,034.46

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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.