Home / 296,947,356.40-445,421,034.60-200,201,474.80

Finding the Fourth Proportional to 296,947,356.40, 445,421,034.60 and 200,201,474.80

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Solution

The fourth proportional to 296,947,356.40, 445,421,034.60 and 200,201,474.80 is: 300,302,212.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,947,356.40 : 445,421,034.60 = 200,201,474.80 : x
  2. Step 2: Convert to fraction form
    296,947,356.40/445,421,034.60 = 200,201,474.80/x
  3. Step 3: Cross multiply
    296,947,356.40x = 445,421,034.60 × 200,201,474.80
  4. Step 4: Simplify right side
    296,947,356.40x = 89,173,948,033,861,840
  5. Step 5: Solve for x
    x = 89,173,948,033,861,840/296,947,356.40
  6. Step 6: Final answer
    x = 300,302,212.20

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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.