Home / 9,728,299,099.95-13,425,072,540.33-5,272,966,494.51

Finding the Fourth Proportional to 9,728,299,099.95, 13,425,072,540.33 and 5,272,966,494.51

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Solution

The fourth proportional to 9,728,299,099.95, 13,425,072,540.33 and 5,272,966,494.51 is: 7,276,704,484.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728,299,099.95 : 13,425,072,540.33 = 5,272,966,494.51 : x
  2. Step 2: Convert to fraction form
    9,728,299,099.95/13,425,072,540.33 = 5,272,966,494.51/x
  3. Step 3: Cross multiply
    9,728,299,099.95x = 13,425,072,540.33 × 5,272,966,494.51
  4. Step 4: Simplify right side
    9,728,299,099.95x = 70,789,957,691,526,340,608
  5. Step 5: Solve for x
    x = 70,789,957,691,526,340,608/9,728,299,099.95
  6. Step 6: Final answer
    x = 7,276,704,484.95

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1.5x scale

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.