Home / 347,736,605.80-521,604,908.70-166,338,077.80

Finding the Fourth Proportional to 347,736,605.80, 521,604,908.70 and 166,338,077.80

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Solution

The fourth proportional to 347,736,605.80, 521,604,908.70 and 166,338,077.80 is: 249,507,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,605.80 : 521,604,908.70 = 166,338,077.80 : x
  2. Step 2: Convert to fraction form
    347,736,605.80/521,604,908.70 = 166,338,077.80/x
  3. Step 3: Cross multiply
    347,736,605.80x = 521,604,908.70 × 166,338,077.80
  4. Step 4: Simplify right side
    347,736,605.80x = 86,762,757,884,202,496
  5. Step 5: Solve for x
    x = 86,762,757,884,202,496/347,736,605.80
  6. Step 6: Final answer
    x = 249,507,116.70

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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.