Home / 82,891,095.64-124,378,568.24-55,243,878.16

Finding the Fourth Proportional to 82,891,095.64, 124,378,568.24 and 55,243,878.16

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Solution

The fourth proportional to 82,891,095.64, 124,378,568.24 and 55,243,878.16 is: 82,893,758.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,891,095.64 : 124,378,568.24 = 55,243,878.16 : x
  2. Step 2: Convert to fraction form
    82,891,095.64/124,378,568.24 = 55,243,878.16/x
  3. Step 3: Cross multiply
    82,891,095.64x = 124,378,568.24 × 55,243,878.16
  4. Step 4: Simplify right side
    82,891,095.64x = 6,871,154,469,565,805
  5. Step 5: Solve for x
    x = 6,871,154,469,565,805/82,891,095.64
  6. Step 6: Final answer
    x = 82,893,758.57

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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.