Home / 120,963,645.30-181,469,087.55-48,168,038.10

Finding the Fourth Proportional to 120,963,645.30, 181,469,087.55 and 48,168,038.10

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Solution

The fourth proportional to 120,963,645.30, 181,469,087.55 and 48,168,038.10 is: 72,261,462.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,963,645.30 : 181,469,087.55 = 48,168,038.10 : x
  2. Step 2: Convert to fraction form
    120,963,645.30/181,469,087.55 = 48,168,038.10/x
  3. Step 3: Cross multiply
    120,963,645.30x = 181,469,087.55 × 48,168,038.10
  4. Step 4: Simplify right side
    120,963,645.30x = 8,741,009,923,080,636
  5. Step 5: Solve for x
    x = 8,741,009,923,080,636/120,963,645.30
  6. Step 6: Final answer
    x = 72,261,462.54

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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.