Home / 168,995,913.40-253,057,295.75-116,635,153.72

Finding the Fourth Proportional to 168,995,913.40, 253,057,295.75 and 116,635,153.72

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Solution

The fourth proportional to 168,995,913.40, 253,057,295.75 and 116,635,153.72 is: 174,651,422.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,995,913.40 : 253,057,295.75 = 116,635,153.72 : x
  2. Step 2: Convert to fraction form
    168,995,913.40/253,057,295.75 = 116,635,153.72/x
  3. Step 3: Cross multiply
    168,995,913.40x = 253,057,295.75 × 116,635,153.72
  4. Step 4: Simplify right side
    168,995,913.40x = 29,515,376,589,026,148
  5. Step 5: Solve for x
    x = 29,515,376,589,026,148/168,995,913.40
  6. Step 6: Final answer
    x = 174,651,422.01

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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.