Home / 669,385,512.90-1,004,078,269.35-562,247,007.30

Finding the Fourth Proportional to 669,385,512.90, 1,004,078,269.35 and 562,247,007.30

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Solution

The fourth proportional to 669,385,512.90, 1,004,078,269.35 and 562,247,007.30 is: 843,370,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,385,512.90 : 1,004,078,269.35 = 562,247,007.30 : x
  2. Step 2: Convert to fraction form
    669,385,512.90/1,004,078,269.35 = 562,247,007.30/x
  3. Step 3: Cross multiply
    669,385,512.90x = 1,004,078,269.35 × 562,247,007.30
  4. Step 4: Simplify right side
    669,385,512.90x = 564,540,002,037,000,768
  5. Step 5: Solve for x
    x = 564,540,002,037,000,768/669,385,512.90
  6. Step 6: Final answer
    x = 843,370,510.95

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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.