Home / 807,158,508.32-1,210,737,778.24-193,742,734.08

Finding the Fourth Proportional to 807,158,508.32, 1,210,737,778.24 and 193,742,734.08

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Solution

The fourth proportional to 807,158,508.32, 1,210,737,778.24 and 193,742,734.08 is: 290,614,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,158,508.32 : 1,210,737,778.24 = 193,742,734.08 : x
  2. Step 2: Convert to fraction form
    807,158,508.32/1,210,737,778.24 = 193,742,734.08/x
  3. Step 3: Cross multiply
    807,158,508.32x = 1,210,737,778.24 × 193,742,734.08
  4. Step 4: Simplify right side
    807,158,508.32x = 234,571,647,410,162,336
  5. Step 5: Solve for x
    x = 234,571,647,410,162,336/807,158,508.32
  6. Step 6: Final answer
    x = 290,614,104.90

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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.