Home / 85,340,154.64-117,769,410.39-46,181,930.98

Finding the Fourth Proportional to 85,340,154.64, 117,769,410.39 and 46,181,930.98

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Solution

The fourth proportional to 85,340,154.64, 117,769,410.39 and 46,181,930.98 is: 63,731,063.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,340,154.64 : 117,769,410.39 = 46,181,930.98 : x
  2. Step 2: Convert to fraction form
    85,340,154.64/117,769,410.39 = 46,181,930.98/x
  3. Step 3: Cross multiply
    85,340,154.64x = 117,769,410.39 × 46,181,930.98
  4. Step 4: Simplify right side
    85,340,154.64x = 5,438,818,782,186,275
  5. Step 5: Solve for x
    x = 5,438,818,782,186,275/85,340,154.64
  6. Step 6: Final answer
    x = 63,731,063.12

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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.