Home / 100,433,532.24-138,597,717.45-56,380,519.41

Finding the Fourth Proportional to 100,433,532.24, 138,597,717.45 and 56,380,519.41

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Solution

The fourth proportional to 100,433,532.24, 138,597,717.45 and 56,380,519.41 is: 77,804,804.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,433,532.24 : 138,597,717.45 = 56,380,519.41 : x
  2. Step 2: Convert to fraction form
    100,433,532.24/138,597,717.45 = 56,380,519.41/x
  3. Step 3: Cross multiply
    100,433,532.24x = 138,597,717.45 × 56,380,519.41
  4. Step 4: Simplify right side
    100,433,532.24x = 7,814,211,298,871,420
  5. Step 5: Solve for x
    x = 7,814,211,298,871,420/100,433,532.24
  6. Step 6: Final answer
    x = 77,804,804.08

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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.