Home / 146,015,437.62-201,501,307.89-80,825,341.62

Finding the Fourth Proportional to 146,015,437.62, 201,501,307.89 and 80,825,341.62

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Solution

The fourth proportional to 146,015,437.62, 201,501,307.89 and 80,825,341.62 is: 111,538,973.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,015,437.62 : 201,501,307.89 = 80,825,341.62 : x
  2. Step 2: Convert to fraction form
    146,015,437.62/201,501,307.89 = 80,825,341.62/x
  3. Step 3: Cross multiply
    146,015,437.62x = 201,501,307.89 × 80,825,341.62
  4. Step 4: Simplify right side
    146,015,437.62x = 16,286,412,047,086,052
  5. Step 5: Solve for x
    x = 16,286,412,047,086,052/146,015,437.62
  6. Step 6: Final answer
    x = 111,538,973.64

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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.