Home / 298,952,631.40-448,428,947.10-274,010,333.80

Finding the Fourth Proportional to 298,952,631.40, 448,428,947.10 and 274,010,333.80

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Solution

The fourth proportional to 298,952,631.40, 448,428,947.10 and 274,010,333.80 is: 411,015,500.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,952,631.40 : 448,428,947.10 = 274,010,333.80 : x
  2. Step 2: Convert to fraction form
    298,952,631.40/448,428,947.10 = 274,010,333.80/x
  3. Step 3: Cross multiply
    298,952,631.40x = 448,428,947.10 × 274,010,333.80
  4. Step 4: Simplify right side
    298,952,631.40x = 122,874,165,480,453,552
  5. Step 5: Solve for x
    x = 122,874,165,480,453,552/298,952,631.40
  6. Step 6: Final answer
    x = 411,015,500.70

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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.