Home / 101,970,400.32-140,717,377.44-55,561,037.76

Finding the Fourth Proportional to 101,970,400.32, 140,717,377.44 and 55,561,037.76

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Solution

The fourth proportional to 101,970,400.32, 140,717,377.44 and 55,561,037.76 is: 76,673,264.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,970,400.32 : 140,717,377.44 = 55,561,037.76 : x
  2. Step 2: Convert to fraction form
    101,970,400.32/140,717,377.44 = 55,561,037.76/x
  3. Step 3: Cross multiply
    101,970,400.32x = 140,717,377.44 × 55,561,037.76
  4. Step 4: Simplify right side
    101,970,400.32x = 7,818,403,521,432,012
  5. Step 5: Solve for x
    x = 7,818,403,521,432,012/101,970,400.32
  6. Step 6: Final answer
    x = 76,673,264.96

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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.