Home / 347,754,576.80-521,631,865.20-166,356,048.80

Finding the Fourth Proportional to 347,754,576.80, 521,631,865.20 and 166,356,048.80

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Solution

The fourth proportional to 347,754,576.80, 521,631,865.20 and 166,356,048.80 is: 249,534,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,754,576.80 : 521,631,865.20 = 166,356,048.80 : x
  2. Step 2: Convert to fraction form
    347,754,576.80/521,631,865.20 = 166,356,048.80/x
  3. Step 3: Cross multiply
    347,754,576.80x = 521,631,865.20 × 166,356,048.80
  4. Step 4: Simplify right side
    347,754,576.80x = 86,776,616,022,846,224
  5. Step 5: Solve for x
    x = 86,776,616,022,846,224/347,754,576.80
  6. Step 6: Final answer
    x = 249,534,073.20

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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.