Home / 435,815,008.16-653,915,055.36-228,503,854.40

Finding the Fourth Proportional to 435,815,008.16, 653,915,055.36 and 228,503,854.40

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Solution

The fourth proportional to 435,815,008.16, 653,915,055.36 and 228,503,854.40 is: 342,856,734.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,815,008.16 : 653,915,055.36 = 228,503,854.40 : x
  2. Step 2: Convert to fraction form
    435,815,008.16/653,915,055.36 = 228,503,854.40/x
  3. Step 3: Cross multiply
    435,815,008.16x = 653,915,055.36 × 228,503,854.40
  4. Step 4: Simplify right side
    435,815,008.16x = 149,422,110,599,949,376
  5. Step 5: Solve for x
    x = 149,422,110,599,949,376/435,815,008.16
  6. Step 6: Final answer
    x = 342,856,734.63

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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.