Home / 154,524,672,445.40-231,787,008,668.10-148,429,681,904.60

Finding the Fourth Proportional to 154,524,672,445.40, 231,787,008,668.10 and 148,429,681,904.60

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Solution

The fourth proportional to 154,524,672,445.40, 231,787,008,668.10 and 148,429,681,904.60 is: 222,644,522,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,524,672,445.40 : 231,787,008,668.10 = 148,429,681,904.60 : x
  2. Step 2: Convert to fraction form
    154,524,672,445.40/231,787,008,668.10 = 148,429,681,904.60/x
  3. Step 3: Cross multiply
    154,524,672,445.40x = 231,787,008,668.10 × 148,429,681,904.60
  4. Step 4: Simplify right side
    154,524,672,445.40x = 34,404,071,966,224,848,781,312
  5. Step 5: Solve for x
    x = 34,404,071,966,224,848,781,312/154,524,672,445.40
  6. Step 6: Final answer
    x = 222,644,522,856.90

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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.