Home / 64,368,419.40-96,552,629.10-40,134,709.80

Finding the Fourth Proportional to 64,368,419.40, 96,552,629.10 and 40,134,709.80

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Solution

The fourth proportional to 64,368,419.40, 96,552,629.10 and 40,134,709.80 is: 60,202,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,368,419.40 : 96,552,629.10 = 40,134,709.80 : x
  2. Step 2: Convert to fraction form
    64,368,419.40/96,552,629.10 = 40,134,709.80/x
  3. Step 3: Cross multiply
    64,368,419.40x = 96,552,629.10 × 40,134,709.80
  4. Step 4: Simplify right side
    64,368,419.40x = 3,875,111,749,355,534.50
  5. Step 5: Solve for x
    x = 3,875,111,749,355,534.50/64,368,419.40
  6. Step 6: Final answer
    x = 60,202,064.70

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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.