Home / 245,216,934.77-338,481,371.06-146,128,754.30

Finding the Fourth Proportional to 245,216,934.77, 338,481,371.06 and 146,128,754.30

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Solution

The fourth proportional to 245,216,934.77, 338,481,371.06 and 146,128,754.30 is: 201,706,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,216,934.77 : 338,481,371.06 = 146,128,754.30 : x
  2. Step 2: Convert to fraction form
    245,216,934.77/338,481,371.06 = 146,128,754.30/x
  3. Step 3: Cross multiply
    245,216,934.77x = 338,481,371.06 × 146,128,754.30
  4. Step 4: Simplify right side
    245,216,934.77x = 49,461,861,104,880,256
  5. Step 5: Solve for x
    x = 49,461,861,104,880,256/245,216,934.77
  6. Step 6: Final answer
    x = 201,706,546.70

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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.