Home / 127,632,803,900.61-176,132,841,769.86-69,761,150,197.29

Finding the Fourth Proportional to 127,632,803,900.61, 176,132,841,769.86 and 69,761,150,197.29

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Solution

The fourth proportional to 127,632,803,900.61, 176,132,841,769.86 and 69,761,150,197.29 is: 96,270,153,548.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,632,803,900.61 : 176,132,841,769.86 = 69,761,150,197.29 : x
  2. Step 2: Convert to fraction form
    127,632,803,900.61/176,132,841,769.86 = 69,761,150,197.29/x
  3. Step 3: Cross multiply
    127,632,803,900.61x = 176,132,841,769.86 × 69,761,150,197.29
  4. Step 4: Simplify right side
    127,632,803,900.61x = 12,287,229,629,382,715,768,832
  5. Step 5: Solve for x
    x = 12,287,229,629,382,715,768,832/127,632,803,900.61
  6. Step 6: Final answer
    x = 96,270,153,548.86

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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.