Home / 461,839,822.40-636,828,211.68-294,310,697.60

Finding the Fourth Proportional to 461,839,822.40, 636,828,211.68 and 294,310,697.60

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Solution

The fourth proportional to 461,839,822.40, 636,828,211.68 and 294,310,697.60 is: 405,823,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,839,822.40 : 636,828,211.68 = 294,310,697.60 : x
  2. Step 2: Convert to fraction form
    461,839,822.40/636,828,211.68 = 294,310,697.60/x
  3. Step 3: Cross multiply
    461,839,822.40x = 636,828,211.68 × 294,310,697.60
  4. Step 4: Simplify right side
    461,839,822.40x = 187,425,355,230,901,280
  5. Step 5: Solve for x
    x = 187,425,355,230,901,280/461,839,822.40
  6. Step 6: Final answer
    x = 405,823,287.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.