Home / 10,081,172,615.55-15,121,758,923.33-9,082,488,688.35

Finding the Fourth Proportional to 10,081,172,615.55, 15,121,758,923.33 and 9,082,488,688.35

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Solution

The fourth proportional to 10,081,172,615.55, 15,121,758,923.33 and 9,082,488,688.35 is: 13,623,733,032.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,081,172,615.55 : 15,121,758,923.33 = 9,082,488,688.35 : x
  2. Step 2: Convert to fraction form
    10,081,172,615.55/15,121,758,923.33 = 9,082,488,688.35/x
  3. Step 3: Cross multiply
    10,081,172,615.55x = 15,121,758,923.33 × 9,082,488,688.35
  4. Step 4: Simplify right side
    10,081,172,615.55x = 137,343,204,369,055,006,720
  5. Step 5: Solve for x
    x = 137,343,204,369,055,006,720/10,081,172,615.55
  6. Step 6: Final answer
    x = 13,623,733,032.53

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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.