Home / 245,216,936.77-338,481,373.82-146,128,756.30

Finding the Fourth Proportional to 245,216,936.77, 338,481,373.82 and 146,128,756.30

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Solution

The fourth proportional to 245,216,936.77, 338,481,373.82 and 146,128,756.30 is: 201,706,549.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,216,936.77 : 338,481,373.82 = 146,128,756.30 : x
  2. Step 2: Convert to fraction form
    245,216,936.77/338,481,373.82 = 146,128,756.30/x
  3. Step 3: Cross multiply
    245,216,936.77x = 338,481,373.82 × 146,128,756.30
  4. Step 4: Simplify right side
    245,216,936.77x = 49,461,862,187,031,984
  5. Step 5: Solve for x
    x = 49,461,862,187,031,984/245,216,936.77
  6. Step 6: Final answer
    x = 201,706,549.47

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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.