Home / 140,833,649.70-210,967,039.35-97,751,499.30

Finding the Fourth Proportional to 140,833,649.70, 210,967,039.35 and 97,751,499.30

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Solution

The fourth proportional to 140,833,649.70, 210,967,039.35 and 97,751,499.30 is: 146,430,518.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,833,649.70 : 210,967,039.35 = 97,751,499.30 : x
  2. Step 2: Convert to fraction form
    140,833,649.70/210,967,039.35 = 97,751,499.30/x
  3. Step 3: Cross multiply
    140,833,649.70x = 210,967,039.35 × 97,751,499.30
  4. Step 4: Simplify right side
    140,833,649.70x = 20,622,344,399,344,596
  5. Step 5: Solve for x
    x = 20,622,344,399,344,596/140,833,649.70
  6. Step 6: Final answer
    x = 146,430,518.87

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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.