Home / 1,394,090,570.64-2,091,363,007.23-411,616,424.46

Finding the Fourth Proportional to 1,394,090,570.64, 2,091,363,007.23 and 411,616,424.46

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Solution

The fourth proportional to 1,394,090,570.64, 2,091,363,007.23 and 411,616,424.46 is: 617,491,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,090,570.64 : 2,091,363,007.23 = 411,616,424.46 : x
  2. Step 2: Convert to fraction form
    1,394,090,570.64/2,091,363,007.23 = 411,616,424.46/x
  3. Step 3: Cross multiply
    1,394,090,570.64x = 2,091,363,007.23 × 411,616,424.46
  4. Step 4: Simplify right side
    1,394,090,570.64x = 860,839,363,283,925,632
  5. Step 5: Solve for x
    x = 860,839,363,283,925,632/1,394,090,570.64
  6. Step 6: Final answer
    x = 617,491,704.92

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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.