Home / 110,652,286.68-152,558,179-90,732,653.28

Finding the Fourth Proportional to 110,652,286.68, 152,558,179 and 90,732,653.28

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Solution

The fourth proportional to 110,652,286.68, 152,558,179 and 90,732,653.28 is: 125,094,643.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,652,286.68 : 152,558,179 = 90,732,653.28 : x
  2. Step 2: Convert to fraction form
    110,652,286.68/152,558,179 = 90,732,653.28/x
  3. Step 3: Cross multiply
    110,652,286.68x = 152,558,179 × 90,732,653.28
  4. Step 4: Simplify right side
    110,652,286.68x = 13,842,008,360,235,178
  5. Step 5: Solve for x
    x = 13,842,008,360,235,178/110,652,286.68
  6. Step 6: Final answer
    x = 125,094,643.55

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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.