Home / 145,482,333.12-218,252,247.82-53,366,926.50

Finding the Fourth Proportional to 145,482,333.12, 218,252,247.82 and 53,366,926.50

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Solution

The fourth proportional to 145,482,333.12, 218,252,247.82 and 53,366,926.50 is: 80,060,935.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,482,333.12 : 218,252,247.82 = 53,366,926.50 : x
  2. Step 2: Convert to fraction form
    145,482,333.12/218,252,247.82 = 53,366,926.50/x
  3. Step 3: Cross multiply
    145,482,333.12x = 218,252,247.82 × 53,366,926.50
  4. Step 4: Simplify right side
    145,482,333.12x = 11,647,451,667,869,724
  5. Step 5: Solve for x
    x = 11,647,451,667,869,724/145,482,333.12
  6. Step 6: Final answer
    x = 80,060,935.36

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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.