Home / 479,919,219.65-719,246,763.32-203,228,064.70

Finding the Fourth Proportional to 479,919,219.65, 719,246,763.32 and 203,228,064.70

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Solution

The fourth proportional to 479,919,219.65, 719,246,763.32 and 203,228,064.70 is: 304,574,440.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,919,219.65 : 719,246,763.32 = 203,228,064.70 : x
  2. Step 2: Convert to fraction form
    479,919,219.65/719,246,763.32 = 203,228,064.70/x
  3. Step 3: Cross multiply
    479,919,219.65x = 719,246,763.32 × 203,228,064.70
  4. Step 4: Simplify right side
    479,919,219.65x = 146,171,127,746,650,176
  5. Step 5: Solve for x
    x = 146,171,127,746,650,176/479,919,219.65
  6. Step 6: Final answer
    x = 304,574,440.37

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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.