Home / 540,016,109,074.92-745,153,736,125.82-296,081,387,005.08

Finding the Fourth Proportional to 540,016,109,074.92, 745,153,736,125.82 and 296,081,387,005.08

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Solution

The fourth proportional to 540,016,109,074.92, 745,153,736,125.82 and 296,081,387,005.08 is: 408,554,759,786.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,016,109,074.92 : 745,153,736,125.82 = 296,081,387,005.08 : x
  2. Step 2: Convert to fraction form
    540,016,109,074.92/745,153,736,125.82 = 296,081,387,005.08/x
  3. Step 3: Cross multiply
    540,016,109,074.92x = 745,153,736,125.82 × 296,081,387,005.08
  4. Step 4: Simplify right side
    540,016,109,074.92x = 220,626,151,724,150,157,213,696
  5. Step 5: Solve for x
    x = 220,626,151,724,150,157,213,696/540,016,109,074.92
  6. Step 6: Final answer
    x = 408,554,759,786.88

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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.