Home / 56,391,661.80-84,493,014.30-48,266,519.40

Finding the Fourth Proportional to 56,391,661.80, 84,493,014.30 and 48,266,519.40

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Solution

The fourth proportional to 56,391,661.80, 84,493,014.30 and 48,266,519.40 is: 72,318,913.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,391,661.80 : 84,493,014.30 = 48,266,519.40 : x
  2. Step 2: Convert to fraction form
    56,391,661.80/84,493,014.30 = 48,266,519.40/x
  3. Step 3: Cross multiply
    56,391,661.80x = 84,493,014.30 × 48,266,519.40
  4. Step 4: Simplify right side
    56,391,661.80x = 4,078,183,713,875,427
  5. Step 5: Solve for x
    x = 4,078,183,713,875,427/56,391,661.80
  6. Step 6: Final answer
    x = 72,318,913.54

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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.