Home / 112,380,663.30-168,382,038.15-93,107,069.70

Finding the Fourth Proportional to 112,380,663.30, 168,382,038.15 and 93,107,069.70

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Solution

The fourth proportional to 112,380,663.30, 168,382,038.15 and 93,107,069.70 is: 139,504,054.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,380,663.30 : 168,382,038.15 = 93,107,069.70 : x
  2. Step 2: Convert to fraction form
    112,380,663.30/168,382,038.15 = 93,107,069.70/x
  3. Step 3: Cross multiply
    112,380,663.30x = 168,382,038.15 × 93,107,069.70
  4. Step 4: Simplify right side
    112,380,663.30x = 15,677,558,162,260,110
  5. Step 5: Solve for x
    x = 15,677,558,162,260,110/112,380,663.30
  6. Step 6: Final answer
    x = 139,504,054.36

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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.