Home / 89,303,600,073.91-133,981,539,666.60-28,796,660,728.53

Finding the Fourth Proportional to 89,303,600,073.91, 133,981,539,666.60 and 28,796,660,728.53

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Solution

The fourth proportional to 89,303,600,073.91, 133,981,539,666.60 and 28,796,660,728.53 is: 43,203,420,001.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,303,600,073.91 : 133,981,539,666.60 = 28,796,660,728.53 : x
  2. Step 2: Convert to fraction form
    89,303,600,073.91/133,981,539,666.60 = 28,796,660,728.53/x
  3. Step 3: Cross multiply
    89,303,600,073.91x = 133,981,539,666.60 × 28,796,660,728.53
  4. Step 4: Simplify right side
    89,303,600,073.91x = 3,858,220,941,665,164,591,104
  5. Step 5: Solve for x
    x = 3,858,220,941,665,164,591,104/89,303,600,073.91
  6. Step 6: Final answer
    x = 43,203,420,001.79

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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.