Home / 56,391,628.30-84,492,964.05-48,266,485.90

Finding the Fourth Proportional to 56,391,628.30, 84,492,964.05 and 48,266,485.90

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Solution

The fourth proportional to 56,391,628.30, 84,492,964.05 and 48,266,485.90 is: 72,318,863.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,391,628.30 : 84,492,964.05 = 48,266,485.90 : x
  2. Step 2: Convert to fraction form
    56,391,628.30/84,492,964.05 = 48,266,485.90/x
  3. Step 3: Cross multiply
    56,391,628.30x = 84,492,964.05 × 48,266,485.90
  4. Step 4: Simplify right side
    56,391,628.30x = 4,078,178,457,968,531.50
  5. Step 5: Solve for x
    x = 4,078,178,457,968,531.50/56,391,628.30
  6. Step 6: Final answer
    x = 72,318,863.29

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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.