Home / 366,654,595.91-507,315,736.44-319,709,561.45

Finding the Fourth Proportional to 366,654,595.91, 507,315,736.44 and 319,709,561.45

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Solution

The fourth proportional to 366,654,595.91, 507,315,736.44 and 319,709,561.45 is: 442,360,994.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,654,595.91 : 507,315,736.44 = 319,709,561.45 : x
  2. Step 2: Convert to fraction form
    366,654,595.91/507,315,736.44 = 319,709,561.45/x
  3. Step 3: Cross multiply
    366,654,595.91x = 507,315,736.44 × 319,709,561.45
  4. Step 4: Simplify right side
    366,654,595.91x = 162,193,691,611,379,616
  5. Step 5: Solve for x
    x = 162,193,691,611,379,616/366,654,595.91
  6. Step 6: Final answer
    x = 442,360,994.31

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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.