Home / 774,919,496.16-1,162,383,525.48-192,653,742.48

Finding the Fourth Proportional to 774,919,496.16, 1,162,383,525.48 and 192,653,742.48

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Solution

The fourth proportional to 774,919,496.16, 1,162,383,525.48 and 192,653,742.48 is: 288,981,678.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,919,496.16 : 1,162,383,525.48 = 192,653,742.48 : x
  2. Step 2: Convert to fraction form
    774,919,496.16/1,162,383,525.48 = 192,653,742.48/x
  3. Step 3: Cross multiply
    774,919,496.16x = 1,162,383,525.48 × 192,653,742.48
  4. Step 4: Simplify right side
    774,919,496.16x = 223,937,536,380,818,432
  5. Step 5: Solve for x
    x = 223,937,536,380,818,432/774,919,496.16
  6. Step 6: Final answer
    x = 288,981,678.08

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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.