Home / 454,026,739.50-681,040,116.72-108,980,366.04

Finding the Fourth Proportional to 454,026,739.50, 681,040,116.72 and 108,980,366.04

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Solution

The fourth proportional to 454,026,739.50, 681,040,116.72 and 108,980,366.04 is: 163,470,550.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,026,739.50 : 681,040,116.72 = 108,980,366.04 : x
  2. Step 2: Convert to fraction form
    454,026,739.50/681,040,116.72 = 108,980,366.04/x
  3. Step 3: Cross multiply
    454,026,739.50x = 681,040,116.72 × 108,980,366.04
  4. Step 4: Simplify right side
    454,026,739.50x = 74,220,001,208,069,936
  5. Step 5: Solve for x
    x = 74,220,001,208,069,936/454,026,739.50
  6. Step 6: Final answer
    x = 163,470,550.85

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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.