Home / 173,823,857.40-260,767,278.90-87,344,628.60

Finding the Fourth Proportional to 173,823,857.40, 260,767,278.90 and 87,344,628.60

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Solution

The fourth proportional to 173,823,857.40, 260,767,278.90 and 87,344,628.60 is: 131,032,767.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,823,857.40 : 260,767,278.90 = 87,344,628.60 : x
  2. Step 2: Convert to fraction form
    173,823,857.40/260,767,278.90 = 87,344,628.60/x
  3. Step 3: Cross multiply
    173,823,857.40x = 260,767,278.90 × 87,344,628.60
  4. Step 4: Simplify right side
    173,823,857.40x = 22,776,621,126,553,116
  5. Step 5: Solve for x
    x = 22,776,621,126,553,116/173,823,857.40
  6. Step 6: Final answer
    x = 131,032,767.70

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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.