Home / 230,323,923.10-317,769,405.71-131,134,489.39

Finding the Fourth Proportional to 230,323,923.10, 317,769,405.71 and 131,134,489.39

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Solution

The fourth proportional to 230,323,923.10, 317,769,405.71 and 131,134,489.39 is: 180,921,409.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,323,923.10 : 317,769,405.71 = 131,134,489.39 : x
  2. Step 2: Convert to fraction form
    230,323,923.10/317,769,405.71 = 131,134,489.39/x
  3. Step 3: Cross multiply
    230,323,923.10x = 317,769,405.71 × 131,134,489.39
  4. Step 4: Simplify right side
    230,323,923.10x = 41,670,528,761,544,600
  5. Step 5: Solve for x
    x = 41,670,528,761,544,600/230,323,923.10
  6. Step 6: Final answer
    x = 180,921,409.29

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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.