Home / 522,587,684.25-720,803,840.18-343,914,645.87

Finding the Fourth Proportional to 522,587,684.25, 720,803,840.18 and 343,914,645.87

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Solution

The fourth proportional to 522,587,684.25, 720,803,840.18 and 343,914,645.87 is: 474,360,580.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,587,684.25 : 720,803,840.18 = 343,914,645.87 : x
  2. Step 2: Convert to fraction form
    522,587,684.25/720,803,840.18 = 343,914,645.87/x
  3. Step 3: Cross multiply
    522,587,684.25x = 720,803,840.18 × 343,914,645.87
  4. Step 4: Simplify right side
    522,587,684.25x = 247,894,997,435,521,184
  5. Step 5: Solve for x
    x = 247,894,997,435,521,184/522,587,684.25
  6. Step 6: Final answer
    x = 474,360,580.83

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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.