Home / 406,387,005.54-560,813,631.93-220,748,159.94

Finding the Fourth Proportional to 406,387,005.54, 560,813,631.93 and 220,748,159.94

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Solution

The fourth proportional to 406,387,005.54, 560,813,631.93 and 220,748,159.94 is: 304,632,224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,387,005.54 : 560,813,631.93 = 220,748,159.94 : x
  2. Step 2: Convert to fraction form
    406,387,005.54/560,813,631.93 = 220,748,159.94/x
  3. Step 3: Cross multiply
    406,387,005.54x = 560,813,631.93 × 220,748,159.94
  4. Step 4: Simplify right side
    406,387,005.54x = 123,798,577,317,815,920
  5. Step 5: Solve for x
    x = 123,798,577,317,815,920/406,387,005.54
  6. Step 6: Final answer
    x = 304,632,224.04

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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.