Home / 1,008,880,235.92-1,392,350,558.16-632,596,388.32

Finding the Fourth Proportional to 1,008,880,235.92, 1,392,350,558.16 and 632,596,388.32

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Solution

The fourth proportional to 1,008,880,235.92, 1,392,350,558.16 and 632,596,388.32 is: 873,043,105.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,880,235.92 : 1,392,350,558.16 = 632,596,388.32 : x
  2. Step 2: Convert to fraction form
    1,008,880,235.92/1,392,350,558.16 = 632,596,388.32/x
  3. Step 3: Cross multiply
    1,008,880,235.92x = 1,392,350,558.16 × 632,596,388.32
  4. Step 4: Simplify right side
    1,008,880,235.92x = 880,795,934,367,352,192
  5. Step 5: Solve for x
    x = 880,795,934,367,352,192/1,008,880,235.92
  6. Step 6: Final answer
    x = 873,043,105.62

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Double scale
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1.5x scale

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.