Home / 124,848,015.30-187,272,022.95-109,731,471.30

Finding the Fourth Proportional to 124,848,015.30, 187,272,022.95 and 109,731,471.30

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Solution

The fourth proportional to 124,848,015.30, 187,272,022.95 and 109,731,471.30 is: 164,597,206.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,848,015.30 : 187,272,022.95 = 109,731,471.30 : x
  2. Step 2: Convert to fraction form
    124,848,015.30/187,272,022.95 = 109,731,471.30/x
  3. Step 3: Cross multiply
    124,848,015.30x = 187,272,022.95 × 109,731,471.30
  4. Step 4: Simplify right side
    124,848,015.30x = 20,549,634,611,630,864
  5. Step 5: Solve for x
    x = 20,549,634,611,630,864/124,848,015.30
  6. Step 6: Final answer
    x = 164,597,206.95

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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.