Home / 125,964,010.70-188,946,016.05-53,262,881.90

Finding the Fourth Proportional to 125,964,010.70, 188,946,016.05 and 53,262,881.90

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Solution

The fourth proportional to 125,964,010.70, 188,946,016.05 and 53,262,881.90 is: 79,894,322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,964,010.70 : 188,946,016.05 = 53,262,881.90 : x
  2. Step 2: Convert to fraction form
    125,964,010.70/188,946,016.05 = 53,262,881.90/x
  3. Step 3: Cross multiply
    125,964,010.70x = 188,946,016.05 × 53,262,881.90
  4. Step 4: Simplify right side
    125,964,010.70x = 10,063,809,338,346,654
  5. Step 5: Solve for x
    x = 10,063,809,338,346,654/125,964,010.70
  6. Step 6: Final answer
    x = 79,894,322.85

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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.