Home / 325,793,016,105.60-488,689,524,158.40-90,241,358,793.60

Finding the Fourth Proportional to 325,793,016,105.60, 488,689,524,158.40 and 90,241,358,793.60

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Solution

The fourth proportional to 325,793,016,105.60, 488,689,524,158.40 and 90,241,358,793.60 is: 135,362,038,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,793,016,105.60 : 488,689,524,158.40 = 90,241,358,793.60 : x
  2. Step 2: Convert to fraction form
    325,793,016,105.60/488,689,524,158.40 = 90,241,358,793.60/x
  3. Step 3: Cross multiply
    325,793,016,105.60x = 488,689,524,158.40 × 90,241,358,793.60
  4. Step 4: Simplify right side
    325,793,016,105.60x = 44,100,006,688,251,837,415,424
  5. Step 5: Solve for x
    x = 44,100,006,688,251,837,415,424/325,793,016,105.60
  6. Step 6: Final answer
    x = 135,362,038,190.40

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1.5x scale

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.