Home / 137,142,368.91-205,700,956.07-46,266,745.23

Finding the Fourth Proportional to 137,142,368.91, 205,700,956.07 and 46,266,745.23

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Solution

The fourth proportional to 137,142,368.91, 205,700,956.07 and 46,266,745.23 is: 69,395,867.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,142,368.91 : 205,700,956.07 = 46,266,745.23 : x
  2. Step 2: Convert to fraction form
    137,142,368.91/205,700,956.07 = 46,266,745.23/x
  3. Step 3: Cross multiply
    137,142,368.91x = 205,700,956.07 × 46,266,745.23
  4. Step 4: Simplify right side
    137,142,368.91x = 9,517,113,727,826,778
  5. Step 5: Solve for x
    x = 9,517,113,727,826,778/137,142,368.91
  6. Step 6: Final answer
    x = 69,395,867.98

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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.