Home / 189,113,600.40-283,670,400.60-67,949,005.20

Finding the Fourth Proportional to 189,113,600.40, 283,670,400.60 and 67,949,005.20

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Solution

The fourth proportional to 189,113,600.40, 283,670,400.60 and 67,949,005.20 is: 101,923,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,113,600.40 : 283,670,400.60 = 67,949,005.20 : x
  2. Step 2: Convert to fraction form
    189,113,600.40/283,670,400.60 = 67,949,005.20/x
  3. Step 3: Cross multiply
    189,113,600.40x = 283,670,400.60 × 67,949,005.20
  4. Step 4: Simplify right side
    189,113,600.40x = 19,275,121,525,455,484
  5. Step 5: Solve for x
    x = 19,275,121,525,455,484/189,113,600.40
  6. Step 6: Final answer
    x = 101,923,507.80

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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.