Home / 537,804,518.20-806,706,777.30-354,138,508.60

Finding the Fourth Proportional to 537,804,518.20, 806,706,777.30 and 354,138,508.60

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Solution

The fourth proportional to 537,804,518.20, 806,706,777.30 and 354,138,508.60 is: 531,207,762.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,804,518.20 : 806,706,777.30 = 354,138,508.60 : x
  2. Step 2: Convert to fraction form
    537,804,518.20/806,706,777.30 = 354,138,508.60/x
  3. Step 3: Cross multiply
    537,804,518.20x = 806,706,777.30 × 354,138,508.60
  4. Step 4: Simplify right side
    537,804,518.20x = 285,685,934,990,534,336
  5. Step 5: Solve for x
    x = 285,685,934,990,534,336/537,804,518.20
  6. Step 6: Final answer
    x = 531,207,762.90

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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.