Home / 102,747,153.96-154,143,400.21-29,969,630.51

Finding the Fourth Proportional to 102,747,153.96, 154,143,400.21 and 29,969,630.51

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Solution

The fourth proportional to 102,747,153.96, 154,143,400.21 and 29,969,630.51 is: 44,961,058.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,747,153.96 : 154,143,400.21 = 29,969,630.51 : x
  2. Step 2: Convert to fraction form
    102,747,153.96/154,143,400.21 = 29,969,630.51/x
  3. Step 3: Cross multiply
    102,747,153.96x = 154,143,400.21 × 29,969,630.51
  4. Step 4: Simplify right side
    102,747,153.96x = 4,619,620,749,698,909
  5. Step 5: Solve for x
    x = 4,619,620,749,698,909/102,747,153.96
  6. Step 6: Final answer
    x = 44,961,058.01

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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.