Home / 103,196,410.35-142,409,244.24-56,151,896.73

Finding the Fourth Proportional to 103,196,410.35, 142,409,244.24 and 56,151,896.73

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Solution

The fourth proportional to 103,196,410.35, 142,409,244.24 and 56,151,896.73 is: 77,488,636.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,196,410.35 : 142,409,244.24 = 56,151,896.73 : x
  2. Step 2: Convert to fraction form
    103,196,410.35/142,409,244.24 = 56,151,896.73/x
  3. Step 3: Cross multiply
    103,196,410.35x = 142,409,244.24 × 56,151,896.73
  4. Step 4: Simplify right side
    103,196,410.35x = 7,996,549,175,961,827
  5. Step 5: Solve for x
    x = 7,996,549,175,961,827/103,196,410.35
  6. Step 6: Final answer
    x = 77,488,636.95

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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.