Home / 116,910,143.40-175,365,215.10-112,207,218.60

Finding the Fourth Proportional to 116,910,143.40, 175,365,215.10 and 112,207,218.60

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Solution

The fourth proportional to 116,910,143.40, 175,365,215.10 and 112,207,218.60 is: 168,310,827.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,910,143.40 : 175,365,215.10 = 112,207,218.60 : x
  2. Step 2: Convert to fraction form
    116,910,143.40/175,365,215.10 = 112,207,218.60/x
  3. Step 3: Cross multiply
    116,910,143.40x = 175,365,215.10 × 112,207,218.60
  4. Step 4: Simplify right side
    116,910,143.40x = 19,677,243,025,561,720
  5. Step 5: Solve for x
    x = 19,677,243,025,561,720/116,910,143.40
  6. Step 6: Final answer
    x = 168,310,827.90

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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.