Home / 3,917,441,187,002.30-5,406,085,166,905.80-2,159,552,105,750.90

Finding the Fourth Proportional to 3,917,441,187,002.30, 5,406,085,166,905.80 and 2,159,552,105,750.90

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Solution

The fourth proportional to 3,917,441,187,002.30, 5,406,085,166,905.80 and 2,159,552,105,750.90 is: 2,980,190,907,471.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917,441,187,002.30 : 5,406,085,166,905.80 = 2,159,552,105,750.90 : x
  2. Step 2: Convert to fraction form
    3,917,441,187,002.30/5,406,085,166,905.80 = 2,159,552,105,750.90/x
  3. Step 3: Cross multiply
    3,917,441,187,002.30x = 5,406,085,166,905.80 × 2,159,552,105,750.90
  4. Step 4: Simplify right side
    3,917,441,187,002.30x = 11,674,722,606,060,124,405,497,856
  5. Step 5: Solve for x
    x = 11,674,722,606,060,124,405,497,856/3,917,441,187,002.30
  6. Step 6: Final answer
    x = 2,980,190,907,471.89

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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.