Home / 1,165,151,793.15-1,607,933,177.37-636,550,016.67

Finding the Fourth Proportional to 1,165,151,793.15, 1,607,933,177.37 and 636,550,016.67

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Solution

The fourth proportional to 1,165,151,793.15, 1,607,933,177.37 and 636,550,016.67 is: 878,451,972.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,151,793.15 : 1,607,933,177.37 = 636,550,016.67 : x
  2. Step 2: Convert to fraction form
    1,165,151,793.15/1,607,933,177.37 = 636,550,016.67/x
  3. Step 3: Cross multiply
    1,165,151,793.15x = 1,607,933,177.37 × 636,550,016.67
  4. Step 4: Simplify right side
    1,165,151,793.15x = 1,023,529,890,859,119,488
  5. Step 5: Solve for x
    x = 1,023,529,890,859,119,488/1,165,151,793.15
  6. Step 6: Final answer
    x = 878,451,972.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.