Home / 2,131,348,940.76-3,196,779,197.04-557,608,173.24

Finding the Fourth Proportional to 2,131,348,940.76, 3,196,779,197.04 and 557,608,173.24

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Solution

The fourth proportional to 2,131,348,940.76, 3,196,779,197.04 and 557,608,173.24 is: 836,348,368.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,348,940.76 : 3,196,779,197.04 = 557,608,173.24 : x
  2. Step 2: Convert to fraction form
    2,131,348,940.76/3,196,779,197.04 = 557,608,173.24/x
  3. Step 3: Cross multiply
    2,131,348,940.76x = 3,196,779,197.04 × 557,608,173.24
  4. Step 4: Simplify right side
    2,131,348,940.76x = 1,782,550,208,313,108,480
  5. Step 5: Solve for x
    x = 1,782,550,208,313,108,480/2,131,348,940.76
  6. Step 6: Final answer
    x = 836,348,368.03

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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.