Home / 608,972,194.26-840,382,459.65-330,513,721.62

Finding the Fourth Proportional to 608,972,194.26, 840,382,459.65 and 330,513,721.62

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Solution

The fourth proportional to 608,972,194.26, 840,382,459.65 and 330,513,721.62 is: 456,109,387.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,972,194.26 : 840,382,459.65 = 330,513,721.62 : x
  2. Step 2: Convert to fraction form
    608,972,194.26/840,382,459.65 = 330,513,721.62/x
  3. Step 3: Cross multiply
    608,972,194.26x = 840,382,459.65 × 330,513,721.62
  4. Step 4: Simplify right side
    608,972,194.26x = 277,757,934,323,090,976
  5. Step 5: Solve for x
    x = 277,757,934,323,090,976/608,972,194.26
  6. Step 6: Final answer
    x = 456,109,387.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.