Home / 1,087,009,679.20-1,628,601,331.20-933,954,671.20

Finding the Fourth Proportional to 1,087,009,679.20, 1,628,601,331.20 and 933,954,671.20

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Solution

The fourth proportional to 1,087,009,679.20, 1,628,601,331.20 and 933,954,671.20 is: 1,399,288,203.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,009,679.20 : 1,628,601,331.20 = 933,954,671.20 : x
  2. Step 2: Convert to fraction form
    1,087,009,679.20/1,628,601,331.20 = 933,954,671.20/x
  3. Step 3: Cross multiply
    1,087,009,679.20x = 1,628,601,331.20 × 933,954,671.20
  4. Step 4: Simplify right side
    1,087,009,679.20x = 1,521,039,820,796,778,496
  5. Step 5: Solve for x
    x = 1,521,039,820,796,778,496/1,087,009,679.20
  6. Step 6: Final answer
    x = 1,399,288,203.13

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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.