Home / 119,318,533.98-164,654,134.47-66,397,857.90

Finding the Fourth Proportional to 119,318,533.98, 164,654,134.47 and 66,397,857.90

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Solution

The fourth proportional to 119,318,533.98, 164,654,134.47 and 66,397,857.90 is: 91,626,015.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,318,533.98 : 164,654,134.47 = 66,397,857.90 : x
  2. Step 2: Convert to fraction form
    119,318,533.98/164,654,134.47 = 66,397,857.90/x
  3. Step 3: Cross multiply
    119,318,533.98x = 164,654,134.47 × 66,397,857.90
  4. Step 4: Simplify right side
    119,318,533.98x = 10,932,681,823,186,552
  5. Step 5: Solve for x
    x = 10,932,681,823,186,552/119,318,533.98
  6. Step 6: Final answer
    x = 91,626,015.33

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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.