Home / 824,257,846.80-1,236,386,770.20-773,239,510.80

Finding the Fourth Proportional to 824,257,846.80, 1,236,386,770.20 and 773,239,510.80

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Solution

The fourth proportional to 824,257,846.80, 1,236,386,770.20 and 773,239,510.80 is: 1,159,859,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,257,846.80 : 1,236,386,770.20 = 773,239,510.80 : x
  2. Step 2: Convert to fraction form
    824,257,846.80/1,236,386,770.20 = 773,239,510.80/x
  3. Step 3: Cross multiply
    824,257,846.80x = 1,236,386,770.20 × 773,239,510.80
  4. Step 4: Simplify right side
    824,257,846.80x = 956,023,101,349,040,000
  5. Step 5: Solve for x
    x = 956,023,101,349,040,000/824,257,846.80
  6. Step 6: Final answer
    x = 1,159,859,266.20

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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.