Home / 7,638,042,055,490.20-10,540,540,849,468-4,345,789,805,323.20

Finding the Fourth Proportional to 7,638,042,055,490.20, 10,540,540,849,468 and 4,345,789,805,323.20

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Solution

The fourth proportional to 7,638,042,055,490.20, 10,540,540,849,468 and 4,345,789,805,323.20 is: 5,997,214,290,445.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638,042,055,490.20 : 10,540,540,849,468 = 4,345,789,805,323.20 : x
  2. Step 2: Convert to fraction form
    7,638,042,055,490.20/10,540,540,849,468 = 4,345,789,805,323.20/x
  3. Step 3: Cross multiply
    7,638,042,055,490.20x = 10,540,540,849,468 × 4,345,789,805,323.20
  4. Step 4: Simplify right side
    7,638,042,055,490.20x = 45,806,974,966,210,776,119,902,208
  5. Step 5: Solve for x
    x = 45,806,974,966,210,776,119,902,208/7,638,042,055,490.20
  6. Step 6: Final answer
    x = 5,997,214,290,445.66

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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.