Home / 207,838,654.14-286,805,672.73-113,752,608.69

Finding the Fourth Proportional to 207,838,654.14, 286,805,672.73 and 113,752,608.69

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Solution

The fourth proportional to 207,838,654.14, 286,805,672.73 and 113,752,608.69 is: 156,972,212.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,838,654.14 : 286,805,672.73 = 113,752,608.69 : x
  2. Step 2: Convert to fraction form
    207,838,654.14/286,805,672.73 = 113,752,608.69/x
  3. Step 3: Cross multiply
    207,838,654.14x = 286,805,672.73 × 113,752,608.69
  4. Step 4: Simplify right side
    207,838,654.14x = 32,624,893,460,127,896
  5. Step 5: Solve for x
    x = 32,624,893,460,127,896/207,838,654.14
  6. Step 6: Final answer
    x = 156,972,212.87

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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.