Home / 1,542,684,371.60-2,129,043,252.12-873,792,105.32

Finding the Fourth Proportional to 1,542,684,371.60, 2,129,043,252.12 and 873,792,105.32

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Solution

The fourth proportional to 1,542,684,371.60, 2,129,043,252.12 and 873,792,105.32 is: 1,205,911,734.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,684,371.60 : 2,129,043,252.12 = 873,792,105.32 : x
  2. Step 2: Convert to fraction form
    1,542,684,371.60/2,129,043,252.12 = 873,792,105.32/x
  3. Step 3: Cross multiply
    1,542,684,371.60x = 2,129,043,252.12 × 873,792,105.32
  4. Step 4: Simplify right side
    1,542,684,371.60x = 1,860,341,185,587,274,240
  5. Step 5: Solve for x
    x = 1,860,341,185,587,274,240/1,542,684,371.60
  6. Step 6: Final answer
    x = 1,205,911,734.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.