Home / 90,374,222.72-124,776,487.23-69,428,951.93

Finding the Fourth Proportional to 90,374,222.72, 124,776,487.23 and 69,428,951.93

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Solution

The fourth proportional to 90,374,222.72, 124,776,487.23 and 69,428,951.93 is: 95,858,093.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,374,222.72 : 124,776,487.23 = 69,428,951.93 : x
  2. Step 2: Convert to fraction form
    90,374,222.72/124,776,487.23 = 69,428,951.93/x
  3. Step 3: Cross multiply
    90,374,222.72x = 124,776,487.23 × 69,428,951.93
  4. Step 4: Simplify right side
    90,374,222.72x = 8,663,100,733,885,930
  5. Step 5: Solve for x
    x = 8,663,100,733,885,930/90,374,222.72
  6. Step 6: Final answer
    x = 95,858,093.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.