Home / 84,309,596.48-116,311,616.40-56,441,285.43

Finding the Fourth Proportional to 84,309,596.48, 116,311,616.40 and 56,441,285.43

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Solution

The fourth proportional to 84,309,596.48, 116,311,616.40 and 56,441,285.43 is: 77,865,123.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,309,596.48 : 116,311,616.40 = 56,441,285.43 : x
  2. Step 2: Convert to fraction form
    84,309,596.48/116,311,616.40 = 56,441,285.43/x
  3. Step 3: Cross multiply
    84,309,596.48x = 116,311,616.40 × 56,441,285.43
  4. Step 4: Simplify right side
    84,309,596.48x = 6,564,777,140,057,069
  5. Step 5: Solve for x
    x = 6,564,777,140,057,069/84,309,596.48
  6. Step 6: Final answer
    x = 77,865,123.48

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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.