Home / 142,015,256.20-213,022,884.30-61,236,224.20

Finding the Fourth Proportional to 142,015,256.20, 213,022,884.30 and 61,236,224.20

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Solution

The fourth proportional to 142,015,256.20, 213,022,884.30 and 61,236,224.20 is: 91,854,336.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,015,256.20 : 213,022,884.30 = 61,236,224.20 : x
  2. Step 2: Convert to fraction form
    142,015,256.20/213,022,884.30 = 61,236,224.20/x
  3. Step 3: Cross multiply
    142,015,256.20x = 213,022,884.30 × 61,236,224.20
  4. Step 4: Simplify right side
    142,015,256.20x = 13,044,717,102,725,462
  5. Step 5: Solve for x
    x = 13,044,717,102,725,462/142,015,256.20
  6. Step 6: Final answer
    x = 91,854,336.30

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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.