Home / 566,880,013.90-850,320,020.85-429,823,348.30

Finding the Fourth Proportional to 566,880,013.90, 850,320,020.85 and 429,823,348.30

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Solution

The fourth proportional to 566,880,013.90, 850,320,020.85 and 429,823,348.30 is: 644,735,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,880,013.90 : 850,320,020.85 = 429,823,348.30 : x
  2. Step 2: Convert to fraction form
    566,880,013.90/850,320,020.85 = 429,823,348.30/x
  3. Step 3: Cross multiply
    566,880,013.90x = 850,320,020.85 × 429,823,348.30
  4. Step 4: Simplify right side
    566,880,013.90x = 365,487,398,488,272,832
  5. Step 5: Solve for x
    x = 365,487,398,488,272,832/566,880,013.90
  6. Step 6: Final answer
    x = 644,735,022.45

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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.