Home / 56,167,214.40-84,313,807.20-43,444,123.20

Finding the Fourth Proportional to 56,167,214.40, 84,313,807.20 and 43,444,123.20

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Solution

The fourth proportional to 56,167,214.40, 84,313,807.20 and 43,444,123.20 is: 65,214,902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167,214.40 : 84,313,807.20 = 43,444,123.20 : x
  2. Step 2: Convert to fraction form
    56,167,214.40/84,313,807.20 = 43,444,123.20/x
  3. Step 3: Cross multiply
    56,167,214.40x = 84,313,807.20 × 43,444,123.20
  4. Step 4: Simplify right side
    56,167,214.40x = 3,662,939,427,457,847.50
  5. Step 5: Solve for x
    x = 3,662,939,427,457,847.50/56,167,214.40
  6. Step 6: Final answer
    x = 65,214,902.80

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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.