Home / 103,368,326.73-154,906,343.60-57,330,478.64

Finding the Fourth Proportional to 103,368,326.73, 154,906,343.60 and 57,330,478.64

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Solution

The fourth proportional to 103,368,326.73, 154,906,343.60 and 57,330,478.64 is: 85,914,661.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,368,326.73 : 154,906,343.60 = 57,330,478.64 : x
  2. Step 2: Convert to fraction form
    103,368,326.73/154,906,343.60 = 57,330,478.64/x
  3. Step 3: Cross multiply
    103,368,326.73x = 154,906,343.60 × 57,330,478.64
  4. Step 4: Simplify right side
    103,368,326.73x = 8,880,854,822,189,721
  5. Step 5: Solve for x
    x = 8,880,854,822,189,721/103,368,326.73
  6. Step 6: Final answer
    x = 85,914,661.71

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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.