Home / 56,163,624.30-84,245,436.45-45,959,957.10

Finding the Fourth Proportional to 56,163,624.30, 84,245,436.45 and 45,959,957.10

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Solution

The fourth proportional to 56,163,624.30, 84,245,436.45 and 45,959,957.10 is: 68,939,935.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,163,624.30 : 84,245,436.45 = 45,959,957.10 : x
  2. Step 2: Convert to fraction form
    56,163,624.30/84,245,436.45 = 45,959,957.10/x
  3. Step 3: Cross multiply
    56,163,624.30x = 84,245,436.45 × 45,959,957.10
  4. Step 4: Simplify right side
    56,163,624.30x = 3,871,916,645,112,776.50
  5. Step 5: Solve for x
    x = 3,871,916,645,112,776.50/56,163,624.30
  6. Step 6: Final answer
    x = 68,939,935.65

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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.