Home / 199,584,037.80-299,376,056.70-141,470,964.45

Finding the Fourth Proportional to 199,584,037.80, 299,376,056.70 and 141,470,964.45

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Solution

The fourth proportional to 199,584,037.80, 299,376,056.70 and 141,470,964.45 is: 212,206,446.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,584,037.80 : 299,376,056.70 = 141,470,964.45 : x
  2. Step 2: Convert to fraction form
    199,584,037.80/299,376,056.70 = 141,470,964.45/x
  3. Step 3: Cross multiply
    199,584,037.80x = 299,376,056.70 × 141,470,964.45
  4. Step 4: Simplify right side
    199,584,037.80x = 42,353,019,474,586,880
  5. Step 5: Solve for x
    x = 42,353,019,474,586,880/199,584,037.80
  6. Step 6: Final answer
    x = 212,206,446.68

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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.