Home / 491,058,582.60-734,462,109.90-439,615,093.80

Finding the Fourth Proportional to 491,058,582.60, 734,462,109.90 and 439,615,093.80

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Solution

The fourth proportional to 491,058,582.60, 734,462,109.90 and 439,615,093.80 is: 657,519,572.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,058,582.60 : 734,462,109.90 = 439,615,093.80 : x
  2. Step 2: Convert to fraction form
    491,058,582.60/734,462,109.90 = 439,615,093.80/x
  3. Step 3: Cross multiply
    491,058,582.60x = 734,462,109.90 × 439,615,093.80
  4. Step 4: Simplify right side
    491,058,582.60x = 322,880,629,336,234,432
  5. Step 5: Solve for x
    x = 322,880,629,336,234,432/491,058,582.60
  6. Step 6: Final answer
    x = 657,519,572.57

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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.