Home / 479,260,312,305.27-661,400,020,952.76-265,404,202,377.27

Finding the Fourth Proportional to 479,260,312,305.27, 661,400,020,952.76 and 265,404,202,377.27

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Solution

The fourth proportional to 479,260,312,305.27, 661,400,020,952.76 and 265,404,202,377.27 is: 366,269,312,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,260,312,305.27 : 661,400,020,952.76 = 265,404,202,377.27 : x
  2. Step 2: Convert to fraction form
    479,260,312,305.27/661,400,020,952.76 = 265,404,202,377.27/x
  3. Step 3: Cross multiply
    479,260,312,305.27x = 661,400,020,952.76 × 265,404,202,377.27
  4. Step 4: Simplify right side
    479,260,312,305.27x = 175,538,345,013,276,934,406,144
  5. Step 5: Solve for x
    x = 175,538,345,013,276,934,406,144/479,260,312,305.27
  6. Step 6: Final answer
    x = 366,269,312,326.17

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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.