Home / 8,468,666,018.76-12,700,887,053.58-2,491,602,846.60

Finding the Fourth Proportional to 8,468,666,018.76, 12,700,887,053.58 and 2,491,602,846.60

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Solution

The fourth proportional to 8,468,666,018.76, 12,700,887,053.58 and 2,491,602,846.60 is: 3,736,782,896.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468,666,018.76 : 12,700,887,053.58 = 2,491,602,846.60 : x
  2. Step 2: Convert to fraction form
    8,468,666,018.76/12,700,887,053.58 = 2,491,602,846.60/x
  3. Step 3: Cross multiply
    8,468,666,018.76x = 12,700,887,053.58 × 2,491,602,846.60
  4. Step 4: Simplify right side
    8,468,666,018.76x = 31,645,566,337,045,012,480
  5. Step 5: Solve for x
    x = 31,645,566,337,045,012,480/8,468,666,018.76
  6. Step 6: Final answer
    x = 3,736,782,896.73

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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.