Home / 64,361,479.60-96,542,219.40-43,954,145.20

Finding the Fourth Proportional to 64,361,479.60, 96,542,219.40 and 43,954,145.20

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Solution

The fourth proportional to 64,361,479.60, 96,542,219.40 and 43,954,145.20 is: 65,931,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,361,479.60 : 96,542,219.40 = 43,954,145.20 : x
  2. Step 2: Convert to fraction form
    64,361,479.60/96,542,219.40 = 43,954,145.20/x
  3. Step 3: Cross multiply
    64,361,479.60x = 96,542,219.40 × 43,954,145.20
  4. Step 4: Simplify right side
    64,361,479.60x = 4,243,430,729,437,857.50
  5. Step 5: Solve for x
    x = 4,243,430,729,437,857.50/64,361,479.60
  6. Step 6: Final answer
    x = 65,931,217.80

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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.