Home / 615,647,206,367.86-923,624,623,773.12-434,483,763,563.86

Finding the Fourth Proportional to 615,647,206,367.86, 923,624,623,773.12 and 434,483,763,563.86

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Solution

The fourth proportional to 615,647,206,367.86, 923,624,623,773.12 and 434,483,763,563.86 is: 651,834,197,420.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,647,206,367.86 : 923,624,623,773.12 = 434,483,763,563.86 : x
  2. Step 2: Convert to fraction form
    615,647,206,367.86/923,624,623,773.12 = 434,483,763,563.86/x
  3. Step 3: Cross multiply
    615,647,206,367.86x = 923,624,623,773.12 × 434,483,763,563.86
  4. Step 4: Simplify right side
    615,647,206,367.86x = 401,299,902,657,199,423,356,928
  5. Step 5: Solve for x
    x = 401,299,902,657,199,423,356,928/615,647,206,367.86
  6. Step 6: Final answer
    x = 651,834,197,420.88

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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.