Home / 216,471,254.81-324,761,022.63-63,117,311.25

Finding the Fourth Proportional to 216,471,254.81, 324,761,022.63 and 63,117,311.25

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Solution

The fourth proportional to 216,471,254.81, 324,761,022.63 and 63,117,311.25 is: 94,691,752.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,471,254.81 : 324,761,022.63 = 63,117,311.25 : x
  2. Step 2: Convert to fraction form
    216,471,254.81/324,761,022.63 = 63,117,311.25/x
  3. Step 3: Cross multiply
    216,471,254.81x = 324,761,022.63 × 63,117,311.25
  4. Step 4: Simplify right side
    216,471,254.81x = 20,498,042,547,206,004
  5. Step 5: Solve for x
    x = 20,498,042,547,206,004/216,471,254.81
  6. Step 6: Final answer
    x = 94,691,752.79

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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.