Home / 628,123,224.81-941,748,526.56-278,178,599.19

Finding the Fourth Proportional to 628,123,224.81, 941,748,526.56 and 278,178,599.19

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Solution

The fourth proportional to 628,123,224.81, 941,748,526.56 and 278,178,599.19 is: 417,074,668.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,123,224.81 : 941,748,526.56 = 278,178,599.19 : x
  2. Step 2: Convert to fraction form
    628,123,224.81/941,748,526.56 = 278,178,599.19/x
  3. Step 3: Cross multiply
    628,123,224.81x = 941,748,526.56 × 278,178,599.19
  4. Step 4: Simplify right side
    628,123,224.81x = 261,974,285,907,707,296
  5. Step 5: Solve for x
    x = 261,974,285,907,707,296/628,123,224.81
  6. Step 6: Final answer
    x = 417,074,668.73

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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.