Home / 131,868,417.80-197,802,626.70-112,384,872.20

Finding the Fourth Proportional to 131,868,417.80, 197,802,626.70 and 112,384,872.20

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Solution

The fourth proportional to 131,868,417.80, 197,802,626.70 and 112,384,872.20 is: 168,577,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,868,417.80 : 197,802,626.70 = 112,384,872.20 : x
  2. Step 2: Convert to fraction form
    131,868,417.80/197,802,626.70 = 112,384,872.20/x
  3. Step 3: Cross multiply
    131,868,417.80x = 197,802,626.70 × 112,384,872.20
  4. Step 4: Simplify right side
    131,868,417.80x = 22,230,022,922,503,808
  5. Step 5: Solve for x
    x = 22,230,022,922,503,808/131,868,417.80
  6. Step 6: Final answer
    x = 168,577,308.30

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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.