Home / 64,501,570.20-96,752,355.30-40,315,099.80

Finding the Fourth Proportional to 64,501,570.20, 96,752,355.30 and 40,315,099.80

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Solution

The fourth proportional to 64,501,570.20, 96,752,355.30 and 40,315,099.80 is: 60,472,649.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,501,570.20 : 96,752,355.30 = 40,315,099.80 : x
  2. Step 2: Convert to fraction form
    64,501,570.20/96,752,355.30 = 40,315,099.80/x
  3. Step 3: Cross multiply
    64,501,570.20x = 96,752,355.30 × 40,315,099.80
  4. Step 4: Simplify right side
    64,501,570.20x = 3,900,580,859,804,558.50
  5. Step 5: Solve for x
    x = 3,900,580,859,804,558.50/64,501,570.20
  6. Step 6: Final answer
    x = 60,472,649.70

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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.