Home / 92,146,081.13-127,160,754.75-50,330,137.71

Finding the Fourth Proportional to 92,146,081.13, 127,160,754.75 and 50,330,137.71

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Solution

The fourth proportional to 92,146,081.13, 127,160,754.75 and 50,330,137.71 is: 69,455,132.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,146,081.13 : 127,160,754.75 = 50,330,137.71 : x
  2. Step 2: Convert to fraction form
    92,146,081.13/127,160,754.75 = 50,330,137.71/x
  3. Step 3: Cross multiply
    92,146,081.13x = 127,160,754.75 × 50,330,137.71
  4. Step 4: Simplify right side
    92,146,081.13x = 6,400,018,297,875,037
  5. Step 5: Solve for x
    x = 6,400,018,297,875,037/92,146,081.13
  6. Step 6: Final answer
    x = 69,455,132.76

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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.