Home / 296,809,214.40-445,213,821.60-223,151,491.80

Finding the Fourth Proportional to 296,809,214.40, 445,213,821.60 and 223,151,491.80

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Solution

The fourth proportional to 296,809,214.40, 445,213,821.60 and 223,151,491.80 is: 334,727,237.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,809,214.40 : 445,213,821.60 = 223,151,491.80 : x
  2. Step 2: Convert to fraction form
    296,809,214.40/445,213,821.60 = 223,151,491.80/x
  3. Step 3: Cross multiply
    296,809,214.40x = 445,213,821.60 × 223,151,491.80
  4. Step 4: Simplify right side
    296,809,214.40x = 99,350,128,460,019,072
  5. Step 5: Solve for x
    x = 99,350,128,460,019,072/296,809,214.40
  6. Step 6: Final answer
    x = 334,727,237.70

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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.