Home / 152,243,086.89-210,095,667.27-82,628,468.67

Finding the Fourth Proportional to 152,243,086.89, 210,095,667.27 and 82,628,468.67

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Solution

The fourth proportional to 152,243,086.89, 210,095,667.27 and 82,628,468.67 is: 114,027,399.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,243,086.89 : 210,095,667.27 = 82,628,468.67 : x
  2. Step 2: Convert to fraction form
    152,243,086.89/210,095,667.27 = 82,628,468.67/x
  3. Step 3: Cross multiply
    152,243,086.89x = 210,095,667.27 × 82,628,468.67
  4. Step 4: Simplify right side
    152,243,086.89x = 17,359,883,260,721,940
  5. Step 5: Solve for x
    x = 17,359,883,260,721,940/152,243,086.89
  6. Step 6: Final answer
    x = 114,027,399.31

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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.