Home / 320,807,425.20-482,238,590.40-298,061,750.40

Finding the Fourth Proportional to 320,807,425.20, 482,238,590.40 and 298,061,750.40

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Solution

The fourth proportional to 320,807,425.20, 482,238,590.40 and 298,061,750.40 is: 448,047,230.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,807,425.20 : 482,238,590.40 = 298,061,750.40 : x
  2. Step 2: Convert to fraction form
    320,807,425.20/482,238,590.40 = 298,061,750.40/x
  3. Step 3: Cross multiply
    320,807,425.20x = 482,238,590.40 × 298,061,750.40
  4. Step 4: Simplify right side
    320,807,425.20x = 143,736,878,365,052,624
  5. Step 5: Solve for x
    x = 143,736,878,365,052,624/320,807,425.20
  6. Step 6: Final answer
    x = 448,047,230.44

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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.