Home / 109,956,120.18-151,735,288.55-61,066,697.46

Finding the Fourth Proportional to 109,956,120.18, 151,735,288.55 and 61,066,697.46

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Solution

The fourth proportional to 109,956,120.18, 151,735,288.55 and 61,066,697.46 is: 84,269,733.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,956,120.18 : 151,735,288.55 = 61,066,697.46 : x
  2. Step 2: Convert to fraction form
    109,956,120.18/151,735,288.55 = 61,066,697.46/x
  3. Step 3: Cross multiply
    109,956,120.18x = 151,735,288.55 × 61,066,697.46
  4. Step 4: Simplify right side
    109,956,120.18x = 9,265,972,959,583,318
  5. Step 5: Solve for x
    x = 9,265,972,959,583,318/109,956,120.18
  6. Step 6: Final answer
    x = 84,269,733.64

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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.