Home / 207,767,536.07-311,642,118.70-54,410,197.19

Finding the Fourth Proportional to 207,767,536.07, 311,642,118.70 and 54,410,197.19

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Solution

The fourth proportional to 207,767,536.07, 311,642,118.70 and 54,410,197.19 is: 81,612,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,767,536.07 : 311,642,118.70 = 54,410,197.19 : x
  2. Step 2: Convert to fraction form
    207,767,536.07/311,642,118.70 = 54,410,197.19/x
  3. Step 3: Cross multiply
    207,767,536.07x = 311,642,118.70 × 54,410,197.19
  4. Step 4: Simplify right side
    207,767,536.07x = 16,956,509,129,482,150
  5. Step 5: Solve for x
    x = 16,956,509,129,482,150/207,767,536.07
  6. Step 6: Final answer
    x = 81,612,890.30

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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.