Home / 1,490,576,399.59-2,057,076,324.33-855,491,813.96

Finding the Fourth Proportional to 1,490,576,399.59, 2,057,076,324.33 and 855,491,813.96

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Solution

The fourth proportional to 1,490,576,399.59, 2,057,076,324.33 and 855,491,813.96 is: 1,180,625,130.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,576,399.59 : 2,057,076,324.33 = 855,491,813.96 : x
  2. Step 2: Convert to fraction form
    1,490,576,399.59/2,057,076,324.33 = 855,491,813.96/x
  3. Step 3: Cross multiply
    1,490,576,399.59x = 2,057,076,324.33 × 855,491,813.96
  4. Step 4: Simplify right side
    1,490,576,399.59x = 1,759,811,956,155,240,960
  5. Step 5: Solve for x
    x = 1,759,811,956,155,240,960/1,490,576,399.59
  6. Step 6: Final answer
    x = 1,180,625,130.41

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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.