Home / 21,302,320,183.40-31,953,480,275.10-8,889,559,034.60

Finding the Fourth Proportional to 21,302,320,183.40, 31,953,480,275.10 and 8,889,559,034.60

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Solution

The fourth proportional to 21,302,320,183.40, 31,953,480,275.10 and 8,889,559,034.60 is: 13,334,338,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,302,320,183.40 : 31,953,480,275.10 = 8,889,559,034.60 : x
  2. Step 2: Convert to fraction form
    21,302,320,183.40/31,953,480,275.10 = 8,889,559,034.60/x
  3. Step 3: Cross multiply
    21,302,320,183.40x = 31,953,480,275.10 × 8,889,559,034.60
  4. Step 4: Simplify right side
    21,302,320,183.40x = 284,052,349,266,428,100,608
  5. Step 5: Solve for x
    x = 284,052,349,266,428,100,608/21,302,320,183.40
  6. Step 6: Final answer
    x = 13,334,338,551.90

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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.