Home / 42,695,999,433.45-64,031,105,062.91-12,842,405,553.75

Finding the Fourth Proportional to 42,695,999,433.45, 64,031,105,062.91 and 12,842,405,553.75

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Solution

The fourth proportional to 42,695,999,433.45, 64,031,105,062.91 and 12,842,405,553.75 is: 19,259,729,955.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,695,999,433.45 : 64,031,105,062.91 = 12,842,405,553.75 : x
  2. Step 2: Convert to fraction form
    42,695,999,433.45/64,031,105,062.91 = 12,842,405,553.75/x
  3. Step 3: Cross multiply
    42,695,999,433.45x = 64,031,105,062.91 × 12,842,405,553.75
  4. Step 4: Simplify right side
    42,695,999,433.45x = 822,313,419,272,447,590,400
  5. Step 5: Solve for x
    x = 822,313,419,272,447,590,400/42,695,999,433.45
  6. Step 6: Final answer
    x = 19,259,729,955.59

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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.