Home / 119,790,853.56-165,311,377.74-64,786,710.06

Finding the Fourth Proportional to 119,790,853.56, 165,311,377.74 and 64,786,710.06

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Solution

The fourth proportional to 119,790,853.56, 165,311,377.74 and 64,786,710.06 is: 89,405,659.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,790,853.56 : 165,311,377.74 = 64,786,710.06 : x
  2. Step 2: Convert to fraction form
    119,790,853.56/165,311,377.74 = 64,786,710.06/x
  3. Step 3: Cross multiply
    119,790,853.56x = 165,311,377.74 × 64,786,710.06
  4. Step 4: Simplify right side
    119,790,853.56x = 10,709,980,299,260,520
  5. Step 5: Solve for x
    x = 10,709,980,299,260,520/119,790,853.56
  6. Step 6: Final answer
    x = 89,405,659.79

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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.