Home / 61,878,847.44-92,364,057.18-57,318,690

Finding the Fourth Proportional to 61,878,847.44, 92,364,057.18 and 57,318,690

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Solution

The fourth proportional to 61,878,847.44, 92,364,057.18 and 57,318,690 is: 85,557,294.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,878,847.44 : 92,364,057.18 = 57,318,690 : x
  2. Step 2: Convert to fraction form
    61,878,847.44/92,364,057.18 = 57,318,690/x
  3. Step 3: Cross multiply
    61,878,847.44x = 92,364,057.18 × 57,318,690
  4. Step 4: Simplify right side
    61,878,847.44x = 5,294,186,760,642,695
  5. Step 5: Solve for x
    x = 5,294,186,760,642,695/61,878,847.44
  6. Step 6: Final answer
    x = 85,557,294.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.