Home / 8,292,406,929.60-11,382,608,184.72-7,331,561,601.60

Finding the Fourth Proportional to 8,292,406,929.60, 11,382,608,184.72 and 7,331,561,601.60

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Solution

The fourth proportional to 8,292,406,929.60, 11,382,608,184.72 and 7,331,561,601.60 is: 10,063,699,695.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292,406,929.60 : 11,382,608,184.72 = 7,331,561,601.60 : x
  2. Step 2: Convert to fraction form
    8,292,406,929.60/11,382,608,184.72 = 7,331,561,601.60/x
  3. Step 3: Cross multiply
    8,292,406,929.60x = 11,382,608,184.72 × 7,331,561,601.60
  4. Step 4: Simplify right side
    8,292,406,929.60x = 83,452,293,093,151,031,296
  5. Step 5: Solve for x
    x = 83,452,293,093,151,031,296/8,292,406,929.60
  6. Step 6: Final answer
    x = 10,063,699,695.59

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.