Home / 225,344,515,402.62-310,982,889,097.11-123,849,998,253.18

Finding the Fourth Proportional to 225,344,515,402.62, 310,982,889,097.11 and 123,849,998,253.18

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Solution

The fourth proportional to 225,344,515,402.62, 310,982,889,097.11 and 123,849,998,253.18 is: 170,917,096,440.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,344,515,402.62 : 310,982,889,097.11 = 123,849,998,253.18 : x
  2. Step 2: Convert to fraction form
    225,344,515,402.62/310,982,889,097.11 = 123,849,998,253.18/x
  3. Step 3: Cross multiply
    225,344,515,402.62x = 310,982,889,097.11 × 123,849,998,253.18
  4. Step 4: Simplify right side
    225,344,515,402.62x = 38,515,230,271,445,938,470,912
  5. Step 5: Solve for x
    x = 38,515,230,271,445,938,470,912/225,344,515,402.62
  6. Step 6: Final answer
    x = 170,917,096,440.67

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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.