Home / 1,426,542,890.18-2,140,324,044.78-867,442,234.16

Finding the Fourth Proportional to 1,426,542,890.18, 2,140,324,044.78 and 867,442,234.16

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Solution

The fourth proportional to 1,426,542,890.18, 2,140,324,044.78 and 867,442,234.16 is: 1,301,473,291.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,542,890.18 : 2,140,324,044.78 = 867,442,234.16 : x
  2. Step 2: Convert to fraction form
    1,426,542,890.18/2,140,324,044.78 = 867,442,234.16/x
  3. Step 3: Cross multiply
    1,426,542,890.18x = 2,140,324,044.78 × 867,442,234.16
  4. Step 4: Simplify right side
    1,426,542,890.18x = 1,856,607,471,230,330,880
  5. Step 5: Solve for x
    x = 1,856,607,471,230,330,880/1,426,542,890.18
  6. Step 6: Final answer
    x = 1,301,473,291.84

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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.