Home / 226,671,743.40-312,782,887.44-127,550,763.47

Finding the Fourth Proportional to 226,671,743.40, 312,782,887.44 and 127,550,763.47

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Solution

The fourth proportional to 226,671,743.40, 312,782,887.44 and 127,550,763.47 is: 176,006,481.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,671,743.40 : 312,782,887.44 = 127,550,763.47 : x
  2. Step 2: Convert to fraction form
    226,671,743.40/312,782,887.44 = 127,550,763.47/x
  3. Step 3: Cross multiply
    226,671,743.40x = 312,782,887.44 × 127,550,763.47
  4. Step 4: Simplify right side
    226,671,743.40x = 39,895,696,091,759,160
  5. Step 5: Solve for x
    x = 39,895,696,091,759,160/226,671,743.40
  6. Step 6: Final answer
    x = 176,006,481.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.