Home / 217,732,811.40-326,627,210.70-108,613,758.60

Finding the Fourth Proportional to 217,732,811.40, 326,627,210.70 and 108,613,758.60

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Solution

The fourth proportional to 217,732,811.40, 326,627,210.70 and 108,613,758.60 is: 162,934,602.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,732,811.40 : 326,627,210.70 = 108,613,758.60 : x
  2. Step 2: Convert to fraction form
    217,732,811.40/326,627,210.70 = 108,613,758.60/x
  3. Step 3: Cross multiply
    217,732,811.40x = 326,627,210.70 × 108,613,758.60
  4. Step 4: Simplify right side
    217,732,811.40x = 35,476,209,015,161,132
  5. Step 5: Solve for x
    x = 35,476,209,015,161,132/217,732,811.40
  6. Step 6: Final answer
    x = 162,934,602.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.