Home / 1,533,238,542.53-2,115,865,006.59-855,056,230.06

Finding the Fourth Proportional to 1,533,238,542.53, 2,115,865,006.59 and 855,056,230.06

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Solution

The fourth proportional to 1,533,238,542.53, 2,115,865,006.59 and 855,056,230.06 is: 1,179,975,265.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,238,542.53 : 2,115,865,006.59 = 855,056,230.06 : x
  2. Step 2: Convert to fraction form
    1,533,238,542.53/2,115,865,006.59 = 855,056,230.06/x
  3. Step 3: Cross multiply
    1,533,238,542.53x = 2,115,865,006.59 × 855,056,230.06
  4. Step 4: Simplify right side
    1,533,238,542.53x = 1,809,183,555,853,592,064
  5. Step 5: Solve for x
    x = 1,809,183,555,853,592,064/1,533,238,542.53
  6. Step 6: Final answer
    x = 1,179,975,265.21

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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.