Home / 206,505,161.10-284,993,782.16-118,407,355.47

Finding the Fourth Proportional to 206,505,161.10, 284,993,782.16 and 118,407,355.47

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Solution

The fourth proportional to 206,505,161.10, 284,993,782.16 and 118,407,355.47 is: 163,411,703.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,505,161.10 : 284,993,782.16 = 118,407,355.47 : x
  2. Step 2: Convert to fraction form
    206,505,161.10/284,993,782.16 = 118,407,355.47/x
  3. Step 3: Cross multiply
    206,505,161.10x = 284,993,782.16 × 118,407,355.47
  4. Step 4: Simplify right side
    206,505,161.10x = 33,745,360,070,366,824
  5. Step 5: Solve for x
    x = 33,745,360,070,366,824/206,505,161.10
  6. Step 6: Final answer
    x = 163,411,703.08

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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.