Home / 229,719,078.50-317,039,129.31-130,614,675.27

Finding the Fourth Proportional to 229,719,078.50, 317,039,129.31 and 130,614,675.27

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Solution

The fourth proportional to 229,719,078.50, 317,039,129.31 and 130,614,675.27 is: 180,263,490.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,719,078.50 : 317,039,129.31 = 130,614,675.27 : x
  2. Step 2: Convert to fraction form
    229,719,078.50/317,039,129.31 = 130,614,675.27/x
  3. Step 3: Cross multiply
    229,719,078.50x = 317,039,129.31 × 130,614,675.27
  4. Step 4: Simplify right side
    229,719,078.50x = 41,409,962,923,791,864
  5. Step 5: Solve for x
    x = 41,409,962,923,791,864/229,719,078.50
  6. Step 6: Final answer
    x = 180,263,490.50

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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.