Home / 584,342,420.76-806,392,823.36-320,041,035.90

Finding the Fourth Proportional to 584,342,420.76, 806,392,823.36 and 320,041,035.90

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Solution

The fourth proportional to 584,342,420.76, 806,392,823.36 and 320,041,035.90 is: 441,656,784.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,342,420.76 : 806,392,823.36 = 320,041,035.90 : x
  2. Step 2: Convert to fraction form
    584,342,420.76/806,392,823.36 = 320,041,035.90/x
  3. Step 3: Cross multiply
    584,342,420.76x = 806,392,823.36 × 320,041,035.90
  4. Step 4: Simplify right side
    584,342,420.76x = 258,078,794,528,859,904
  5. Step 5: Solve for x
    x = 258,078,794,528,859,904/584,342,420.76
  6. Step 6: Final answer
    x = 441,656,784.38

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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.