Home / 144,896,023.10-217,595,977.05-76,871,575.10

Finding the Fourth Proportional to 144,896,023.10, 217,595,977.05 and 76,871,575.10

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Solution

The fourth proportional to 144,896,023.10, 217,595,977.05 and 76,871,575.10 is: 115,441,025.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,896,023.10 : 217,595,977.05 = 76,871,575.10 : x
  2. Step 2: Convert to fraction form
    144,896,023.10/217,595,977.05 = 76,871,575.10/x
  3. Step 3: Cross multiply
    144,896,023.10x = 217,595,977.05 × 76,871,575.10
  4. Step 4: Simplify right side
    144,896,023.10x = 16,726,945,491,256,952
  5. Step 5: Solve for x
    x = 16,726,945,491,256,952/144,896,023.10
  6. Step 6: Final answer
    x = 115,441,025.46

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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.