Home / 326,050,456.60-488,945,777.10-107,640,015.40

Finding the Fourth Proportional to 326,050,456.60, 488,945,777.10 and 107,640,015.40

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Solution

The fourth proportional to 326,050,456.60, 488,945,777.10 and 107,640,015.40 is: 161,417,136.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,050,456.60 : 488,945,777.10 = 107,640,015.40 : x
  2. Step 2: Convert to fraction form
    326,050,456.60/488,945,777.10 = 107,640,015.40/x
  3. Step 3: Cross multiply
    326,050,456.60x = 488,945,777.10 × 107,640,015.40
  4. Step 4: Simplify right side
    326,050,456.60x = 52,630,130,976,808,976
  5. Step 5: Solve for x
    x = 52,630,130,976,808,976/326,050,456.60
  6. Step 6: Final answer
    x = 161,417,136.25

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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.