Home / 202,290,170.46-279,160,425.75-109,470,667.74

Finding the Fourth Proportional to 202,290,170.46, 279,160,425.75 and 109,470,667.74

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Solution

The fourth proportional to 202,290,170.46, 279,160,425.75 and 109,470,667.74 is: 151,069,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,290,170.46 : 279,160,425.75 = 109,470,667.74 : x
  2. Step 2: Convert to fraction form
    202,290,170.46/279,160,425.75 = 109,470,667.74/x
  3. Step 3: Cross multiply
    202,290,170.46x = 279,160,425.75 × 109,470,667.74
  4. Step 4: Simplify right side
    202,290,170.46x = 30,559,878,213,435,188
  5. Step 5: Solve for x
    x = 30,559,878,213,435,188/202,290,170.46
  6. Step 6: Final answer
    x = 151,069,516.35

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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.