Home / 177,796,011,571.42-245,352,147,647.71-100,632,194,598.49

Finding the Fourth Proportional to 177,796,011,571.42, 245,352,147,647.71 and 100,632,194,598.49

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Solution

The fourth proportional to 177,796,011,571.42, 245,352,147,647.71 and 100,632,194,598.49 is: 138,868,835,408.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,796,011,571.42 : 245,352,147,647.71 = 100,632,194,598.49 : x
  2. Step 2: Convert to fraction form
    177,796,011,571.42/245,352,147,647.71 = 100,632,194,598.49/x
  3. Step 3: Cross multiply
    177,796,011,571.42x = 245,352,147,647.71 × 100,632,194,598.49
  4. Step 4: Simplify right side
    177,796,011,571.42x = 24,690,325,067,241,801,908,224
  5. Step 5: Solve for x
    x = 24,690,325,067,241,801,908,224/177,796,011,571.42
  6. Step 6: Final answer
    x = 138,868,835,408.74

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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.