Home / 798,889,482.20-1,195,680,015.30-579,917,322.20

Finding the Fourth Proportional to 798,889,482.20, 1,195,680,015.30 and 579,917,322.20

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Solution

The fourth proportional to 798,889,482.20, 1,195,680,015.30 and 579,917,322.20 is: 867,949,282.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,889,482.20 : 1,195,680,015.30 = 579,917,322.20 : x
  2. Step 2: Convert to fraction form
    798,889,482.20/1,195,680,015.30 = 579,917,322.20/x
  3. Step 3: Cross multiply
    798,889,482.20x = 1,195,680,015.30 × 579,917,322.20
  4. Step 4: Simplify right side
    798,889,482.20x = 693,395,552,680,831,104
  5. Step 5: Solve for x
    x = 693,395,552,680,831,104/798,889,482.20
  6. Step 6: Final answer
    x = 867,949,282.26

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1.5x scale

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.