Home / 669,385,509.40-1,004,078,264.10-562,247,003.80

Finding the Fourth Proportional to 669,385,509.40, 1,004,078,264.10 and 562,247,003.80

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Solution

The fourth proportional to 669,385,509.40, 1,004,078,264.10 and 562,247,003.80 is: 843,370,505.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,385,509.40 : 1,004,078,264.10 = 562,247,003.80 : x
  2. Step 2: Convert to fraction form
    669,385,509.40/1,004,078,264.10 = 562,247,003.80/x
  3. Step 3: Cross multiply
    669,385,509.40x = 1,004,078,264.10 × 562,247,003.80
  4. Step 4: Simplify right side
    669,385,509.40x = 564,539,995,570,930,048
  5. Step 5: Solve for x
    x = 564,539,995,570,930,048/669,385,509.40
  6. Step 6: Final answer
    x = 843,370,505.70

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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.