Home / 521,520,768,088.23-782,281,152,132.34-521,520,768,088.23

Finding the Fourth Proportional to 521,520,768,088.23, 782,281,152,132.34 and 521,520,768,088.23

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Solution

The fourth proportional to 521,520,768,088.23, 782,281,152,132.34 and 521,520,768,088.23 is: 782,281,152,132.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,520,768,088.23 : 782,281,152,132.34 = 521,520,768,088.23 : x
  2. Step 2: Convert to fraction form
    521,520,768,088.23/782,281,152,132.34 = 521,520,768,088.23/x
  3. Step 3: Cross multiply
    521,520,768,088.23x = 782,281,152,132.34 × 521,520,768,088.23
  4. Step 4: Simplify right side
    521,520,768,088.23x = 407,975,867,321,003,397,873,664
  5. Step 5: Solve for x
    x = 407,975,867,321,003,397,873,664/521,520,768,088.23
  6. Step 6: Final answer
    x = 782,281,152,132.34

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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.