Home / 454,026,671.29-681,040,014.87-108,980,298.28

Finding the Fourth Proportional to 454,026,671.29, 681,040,014.87 and 108,980,298.28

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Solution

The fourth proportional to 454,026,671.29, 681,040,014.87 and 108,980,298.28 is: 163,470,449.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,026,671.29 : 681,040,014.87 = 108,980,298.28 : x
  2. Step 2: Convert to fraction form
    454,026,671.29/681,040,014.87 = 108,980,298.28/x
  3. Step 3: Cross multiply
    454,026,671.29x = 681,040,014.87 × 108,980,298.28
  4. Step 4: Simplify right side
    454,026,671.29x = 74,219,943,961,148,240
  5. Step 5: Solve for x
    x = 74,219,943,961,148,240/454,026,671.29
  6. Step 6: Final answer
    x = 163,470,449.32

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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.