Home / 199,029,816.20-298,677,434.70-112,768,056.20

Finding the Fourth Proportional to 199,029,816.20, 298,677,434.70 and 112,768,056.20

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Solution

The fourth proportional to 199,029,816.20, 298,677,434.70 and 112,768,056.20 is: 169,227,276.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,029,816.20 : 298,677,434.70 = 112,768,056.20 : x
  2. Step 2: Convert to fraction form
    199,029,816.20/298,677,434.70 = 112,768,056.20/x
  3. Step 3: Cross multiply
    199,029,816.20x = 298,677,434.70 × 112,768,056.20
  4. Step 4: Simplify right side
    199,029,816.20x = 33,681,273,741,921,428
  5. Step 5: Solve for x
    x = 33,681,273,741,921,428/199,029,816.20
  6. Step 6: Final answer
    x = 169,227,276.52

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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.