Home / 217,252,433.40-325,453,497.30-130,733,838.60

Finding the Fourth Proportional to 217,252,433.40, 325,453,497.30 and 130,733,838.60

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Solution

The fourth proportional to 217,252,433.40, 325,453,497.30 and 130,733,838.60 is: 195,844,917.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,252,433.40 : 325,453,497.30 = 130,733,838.60 : x
  2. Step 2: Convert to fraction form
    217,252,433.40/325,453,497.30 = 130,733,838.60/x
  3. Step 3: Cross multiply
    217,252,433.40x = 325,453,497.30 × 130,733,838.60
  4. Step 4: Simplify right side
    217,252,433.40x = 42,547,784,987,823,736
  5. Step 5: Solve for x
    x = 42,547,784,987,823,736/217,252,433.40
  6. Step 6: Final answer
    x = 195,844,917.92

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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.