Home / 65,576,799.64-90,458,047.38-42,371,925.76

Finding the Fourth Proportional to 65,576,799.64, 90,458,047.38 and 42,371,925.76

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Solution

The fourth proportional to 65,576,799.64, 90,458,047.38 and 42,371,925.76 is: 58,448,745.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,576,799.64 : 90,458,047.38 = 42,371,925.76 : x
  2. Step 2: Convert to fraction form
    65,576,799.64/90,458,047.38 = 42,371,925.76/x
  3. Step 3: Cross multiply
    65,576,799.64x = 90,458,047.38 × 42,371,925.76
  4. Step 4: Simplify right side
    65,576,799.64x = 3,832,881,667,979,922
  5. Step 5: Solve for x
    x = 3,832,881,667,979,922/65,576,799.64
  6. Step 6: Final answer
    x = 58,448,745.43

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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.