Home / 588,867,078.96-812,626,026.18-320,945,324.58

Finding the Fourth Proportional to 588,867,078.96, 812,626,026.18 and 320,945,324.58

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Solution

The fourth proportional to 588,867,078.96, 812,626,026.18 and 320,945,324.58 is: 442,898,801.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,867,078.96 : 812,626,026.18 = 320,945,324.58 : x
  2. Step 2: Convert to fraction form
    588,867,078.96/812,626,026.18 = 320,945,324.58/x
  3. Step 3: Cross multiply
    588,867,078.96x = 812,626,026.18 × 320,945,324.58
  4. Step 4: Simplify right side
    588,867,078.96x = 260,808,523,734,495,648
  5. Step 5: Solve for x
    x = 260,808,523,734,495,648/588,867,078.96
  6. Step 6: Final answer
    x = 442,898,801.87

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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.