Home / 124,119,724.46-171,285,211.63-71,939,027.37

Finding the Fourth Proportional to 124,119,724.46, 171,285,211.63 and 71,939,027.37

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Solution

The fourth proportional to 124,119,724.46, 171,285,211.63 and 71,939,027.37 is: 99,275,853.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,119,724.46 : 171,285,211.63 = 71,939,027.37 : x
  2. Step 2: Convert to fraction form
    124,119,724.46/171,285,211.63 = 71,939,027.37/x
  3. Step 3: Cross multiply
    124,119,724.46x = 171,285,211.63 × 71,939,027.37
  4. Step 4: Simplify right side
    124,119,724.46x = 12,322,091,527,616,736
  5. Step 5: Solve for x
    x = 12,322,091,527,616,736/124,119,724.46
  6. Step 6: Final answer
    x = 99,275,853.06

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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.