Home / 70,149,516.21-104,484,568.01-67,002,057.63

Finding the Fourth Proportional to 70,149,516.21, 104,484,568.01 and 67,002,057.63

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Solution

The fourth proportional to 70,149,516.21, 104,484,568.01 and 67,002,057.63 is: 99,796,569.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,149,516.21 : 104,484,568.01 = 67,002,057.63 : x
  2. Step 2: Convert to fraction form
    70,149,516.21/104,484,568.01 = 67,002,057.63/x
  3. Step 3: Cross multiply
    70,149,516.21x = 104,484,568.01 × 67,002,057.63
  4. Step 4: Simplify right side
    70,149,516.21x = 7,000,681,046,916,664
  5. Step 5: Solve for x
    x = 7,000,681,046,916,664/70,149,516.21
  6. Step 6: Final answer
    x = 99,796,569.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.