Home / 669,701,846.94-924,240,316.91-401,787,761.90

Finding the Fourth Proportional to 669,701,846.94, 924,240,316.91 and 401,787,761.90

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Solution

The fourth proportional to 669,701,846.94, 924,240,316.91 and 401,787,761.90 is: 554,498,169.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,701,846.94 : 924,240,316.91 = 401,787,761.90 : x
  2. Step 2: Convert to fraction form
    669,701,846.94/924,240,316.91 = 401,787,761.90/x
  3. Step 3: Cross multiply
    669,701,846.94x = 924,240,316.91 × 401,787,761.90
  4. Step 4: Simplify right side
    669,701,846.94x = 371,348,448,389,015,616
  5. Step 5: Solve for x
    x = 371,348,448,389,015,616/669,701,846.94
  6. Step 6: Final answer
    x = 554,498,169.72

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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.