Home / 161,540,187,757.85-242,315,218,059.36-55,420,765,447.83

Finding the Fourth Proportional to 161,540,187,757.85, 242,315,218,059.36 and 55,420,765,447.83

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Solution

The fourth proportional to 161,540,187,757.85, 242,315,218,059.36 and 55,420,765,447.83 is: 83,132,841,746.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,540,187,757.85 : 242,315,218,059.36 = 55,420,765,447.83 : x
  2. Step 2: Convert to fraction form
    161,540,187,757.85/242,315,218,059.36 = 55,420,765,447.83/x
  3. Step 3: Cross multiply
    161,540,187,757.85x = 242,315,218,059.36 × 55,420,765,447.83
  4. Step 4: Simplify right side
    161,540,187,757.85x = 13,429,294,864,506,357,284,864
  5. Step 5: Solve for x
    x = 13,429,294,864,506,357,284,864/161,540,187,757.85
  6. Step 6: Final answer
    x = 83,132,841,746.09

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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.