Home / 540,016,109,071.92-745,153,736,121.72-296,081,387,002.08

Finding the Fourth Proportional to 540,016,109,071.92, 745,153,736,121.72 and 296,081,387,002.08

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Solution

The fourth proportional to 540,016,109,071.92, 745,153,736,121.72 and 296,081,387,002.08 is: 408,554,759,782.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,016,109,071.92 : 745,153,736,121.72 = 296,081,387,002.08 : x
  2. Step 2: Convert to fraction form
    540,016,109,071.92/745,153,736,121.72 = 296,081,387,002.08/x
  3. Step 3: Cross multiply
    540,016,109,071.92x = 745,153,736,121.72 × 296,081,387,002.08
  4. Step 4: Simplify right side
    540,016,109,071.92x = 220,626,151,720,700,795,158,528
  5. Step 5: Solve for x
    x = 220,626,151,720,700,795,158,528/540,016,109,071.92
  6. Step 6: Final answer
    x = 408,554,759,782.76

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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.