Home / 75,179,989.15-112,595,106.39-73,111,244.34

Finding the Fourth Proportional to 75,179,989.15, 112,595,106.39 and 73,111,244.34

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Solution

The fourth proportional to 75,179,989.15, 112,595,106.39 and 73,111,244.34 is: 109,496,801.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,179,989.15 : 112,595,106.39 = 73,111,244.34 : x
  2. Step 2: Convert to fraction form
    75,179,989.15/112,595,106.39 = 73,111,244.34/x
  3. Step 3: Cross multiply
    75,179,989.15x = 112,595,106.39 × 73,111,244.34
  4. Step 4: Simplify right side
    75,179,989.15x = 8,231,968,335,041,753
  5. Step 5: Solve for x
    x = 8,231,968,335,041,753/75,179,989.15
  6. Step 6: Final answer
    x = 109,496,801.32

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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.