Home / 669,385,505.40-1,004,078,258.10-562,246,999.80

Finding the Fourth Proportional to 669,385,505.40, 1,004,078,258.10 and 562,246,999.80

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Solution

The fourth proportional to 669,385,505.40, 1,004,078,258.10 and 562,246,999.80 is: 843,370,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,385,505.40 : 1,004,078,258.10 = 562,246,999.80 : x
  2. Step 2: Convert to fraction form
    669,385,505.40/1,004,078,258.10 = 562,246,999.80/x
  3. Step 3: Cross multiply
    669,385,505.40x = 1,004,078,258.10 × 562,246,999.80
  4. Step 4: Simplify right side
    669,385,505.40x = 564,539,988,181,135,040
  5. Step 5: Solve for x
    x = 564,539,988,181,135,040/669,385,505.40
  6. Step 6: Final answer
    x = 843,370,499.70

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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.