Home / 176,373,356.43-243,408,847.15-105,811,609.35

Finding the Fourth Proportional to 176,373,356.43, 243,408,847.15 and 105,811,609.35

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Solution

The fourth proportional to 176,373,356.43, 243,408,847.15 and 105,811,609.35 is: 146,028,189.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,373,356.43 : 243,408,847.15 = 105,811,609.35 : x
  2. Step 2: Convert to fraction form
    176,373,356.43/243,408,847.15 = 105,811,609.35/x
  3. Step 3: Cross multiply
    176,373,356.43x = 243,408,847.15 × 105,811,609.35
  4. Step 4: Simplify right side
    176,373,356.43x = 25,755,481,847,101,924
  5. Step 5: Solve for x
    x = 25,755,481,847,101,924/176,373,356.43
  6. Step 6: Final answer
    x = 146,028,189.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.