Home / 523,235,220,045.42-722,198,950,866.20-340,786,966,310.24

Finding the Fourth Proportional to 523,235,220,045.42, 722,198,950,866.20 and 340,786,966,310.24

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Solution

The fourth proportional to 523,235,220,045.42, 722,198,950,866.20 and 340,786,966,310.24 is: 470,373,514,834.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,235,220,045.42 : 722,198,950,866.20 = 340,786,966,310.24 : x
  2. Step 2: Convert to fraction form
    523,235,220,045.42/722,198,950,866.20 = 340,786,966,310.24/x
  3. Step 3: Cross multiply
    523,235,220,045.42x = 722,198,950,866.20 × 340,786,966,310.24
  4. Step 4: Simplify right side
    523,235,220,045.42x = 246,115,989,538,130,335,105,024
  5. Step 5: Solve for x
    x = 246,115,989,538,130,335,105,024/523,235,220,045.42
  6. Step 6: Final answer
    x = 470,373,514,834.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.