Home / 396,109,557.60-592,820,643.60-347,736,616.80

Finding the Fourth Proportional to 396,109,557.60, 592,820,643.60 and 347,736,616.80

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Solution

The fourth proportional to 396,109,557.60, 592,820,643.60 and 347,736,616.80 is: 520,425,324.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,109,557.60 : 592,820,643.60 = 347,736,616.80 : x
  2. Step 2: Convert to fraction form
    396,109,557.60/592,820,643.60 = 347,736,616.80/x
  3. Step 3: Cross multiply
    396,109,557.60x = 592,820,643.60 × 347,736,616.80
  4. Step 4: Simplify right side
    396,109,557.60x = 206,145,444,974,662,592
  5. Step 5: Solve for x
    x = 206,145,444,974,662,592/396,109,557.60
  6. Step 6: Final answer
    x = 520,425,324.31

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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.