Home / 526,238,430,853.60-787,998,192,078.55-363,191,627,261.20

Finding the Fourth Proportional to 526,238,430,853.60, 787,998,192,078.55 and 363,191,627,261.20

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Solution

The fourth proportional to 526,238,430,853.60, 787,998,192,078.55 and 363,191,627,261.20 is: 543,849,192,457.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,238,430,853.60 : 787,998,192,078.55 = 363,191,627,261.20 : x
  2. Step 2: Convert to fraction form
    526,238,430,853.60/787,998,192,078.55 = 363,191,627,261.20/x
  3. Step 3: Cross multiply
    526,238,430,853.60x = 787,998,192,078.55 × 363,191,627,261.20
  4. Step 4: Simplify right side
    526,238,430,853.60x = 286,194,345,659,892,229,996,544
  5. Step 5: Solve for x
    x = 286,194,345,659,892,229,996,544/526,238,430,853.60
  6. Step 6: Final answer
    x = 543,849,192,457.61

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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.