Home / 193,344,006.10-290,016,009.15-116,902,815.70

Finding the Fourth Proportional to 193,344,006.10, 290,016,009.15 and 116,902,815.70

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Solution

The fourth proportional to 193,344,006.10, 290,016,009.15 and 116,902,815.70 is: 175,354,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,344,006.10 : 290,016,009.15 = 116,902,815.70 : x
  2. Step 2: Convert to fraction form
    193,344,006.10/290,016,009.15 = 116,902,815.70/x
  3. Step 3: Cross multiply
    193,344,006.10x = 290,016,009.15 × 116,902,815.70
  4. Step 4: Simplify right side
    193,344,006.10x = 33,903,688,067,711,960
  5. Step 5: Solve for x
    x = 33,903,688,067,711,960/193,344,006.10
  6. Step 6: Final answer
    x = 175,354,223.55

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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.