Home / 250,508,917,897.62-345,702,362,981.25-137,860,432,009.62

Finding the Fourth Proportional to 250,508,917,897.62, 345,702,362,981.25 and 137,860,432,009.62

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Solution

The fourth proportional to 250,508,917,897.62, 345,702,362,981.25 and 137,860,432,009.62 is: 190,247,427,146.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,508,917,897.62 : 345,702,362,981.25 = 137,860,432,009.62 : x
  2. Step 2: Convert to fraction form
    250,508,917,897.62/345,702,362,981.25 = 137,860,432,009.62/x
  3. Step 3: Cross multiply
    250,508,917,897.62x = 345,702,362,981.25 × 137,860,432,009.62
  4. Step 4: Simplify right side
    250,508,917,897.62x = 47,658,677,107,341,586,857,984
  5. Step 5: Solve for x
    x = 47,658,677,107,341,586,857,984/250,508,917,897.62
  6. Step 6: Final answer
    x = 190,247,427,146.76

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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.