Home / 74,003,656.32-102,123,808.97-40,963,196.61

Finding the Fourth Proportional to 74,003,656.32, 102,123,808.97 and 40,963,196.61

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Solution

The fourth proportional to 74,003,656.32, 102,123,808.97 and 40,963,196.61 is: 56,528,526.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,003,656.32 : 102,123,808.97 = 40,963,196.61 : x
  2. Step 2: Convert to fraction form
    74,003,656.32/102,123,808.97 = 40,963,196.61/x
  3. Step 3: Cross multiply
    74,003,656.32x = 102,123,808.97 × 40,963,196.61
  4. Step 4: Simplify right side
    74,003,656.32x = 4,183,317,665,195,375.50
  5. Step 5: Solve for x
    x = 4,183,317,665,195,375.50/74,003,656.32
  6. Step 6: Final answer
    x = 56,528,526.74

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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.