Home / 406,387,006.54-560,813,633.31-220,748,160.94

Finding the Fourth Proportional to 406,387,006.54, 560,813,633.31 and 220,748,160.94

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Solution

The fourth proportional to 406,387,006.54, 560,813,633.31 and 220,748,160.94 is: 304,632,225.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,387,006.54 : 560,813,633.31 = 220,748,160.94 : x
  2. Step 2: Convert to fraction form
    406,387,006.54/560,813,633.31 = 220,748,160.94/x
  3. Step 3: Cross multiply
    406,387,006.54x = 560,813,633.31 × 220,748,160.94
  4. Step 4: Simplify right side
    406,387,006.54x = 123,798,578,183,262,016
  5. Step 5: Solve for x
    x = 123,798,578,183,262,016/406,387,006.54
  6. Step 6: Final answer
    x = 304,632,225.42

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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.