Home / 140,615,102.98-210,845,593.56-43,543,861.36

Finding the Fourth Proportional to 140,615,102.98, 210,845,593.56 and 43,543,861.36

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Solution

The fourth proportional to 140,615,102.98, 210,845,593.56 and 43,543,861.36 is: 65,291,928.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,615,102.98 : 210,845,593.56 = 43,543,861.36 : x
  2. Step 2: Convert to fraction form
    140,615,102.98/210,845,593.56 = 43,543,861.36/x
  3. Step 3: Cross multiply
    140,615,102.98x = 210,845,593.56 × 43,543,861.36
  4. Step 4: Simplify right side
    140,615,102.98x = 9,181,031,294,343,548
  5. Step 5: Solve for x
    x = 9,181,031,294,343,548/140,615,102.98
  6. Step 6: Final answer
    x = 65,291,928.82

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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.