Home / 642,078,827,116.29-962,482,067,304.61-301,508,350,389.14

Finding the Fourth Proportional to 642,078,827,116.29, 962,482,067,304.61 and 301,508,350,389.14

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Solution

The fourth proportional to 642,078,827,116.29, 962,482,067,304.61 and 301,508,350,389.14 is: 451,963,790,326.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    642,078,827,116.29 : 962,482,067,304.61 = 301,508,350,389.14 : x
  2. Step 2: Convert to fraction form
    642,078,827,116.29/962,482,067,304.61 = 301,508,350,389.14/x
  3. Step 3: Cross multiply
    642,078,827,116.29x = 962,482,067,304.61 × 301,508,350,389.14
  4. Step 4: Simplify right side
    642,078,827,116.29x = 290,196,380,392,142,183,333,888
  5. Step 5: Solve for x
    x = 290,196,380,392,142,183,333,888/642,078,827,116.29
  6. Step 6: Final answer
    x = 451,963,790,326.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.