Home / 168,435,508.88-252,677,364.36-51,860,728.36

Finding the Fourth Proportional to 168,435,508.88, 252,677,364.36 and 51,860,728.36

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Solution

The fourth proportional to 168,435,508.88, 252,677,364.36 and 51,860,728.36 is: 77,798,513.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,435,508.88 : 252,677,364.36 = 51,860,728.36 : x
  2. Step 2: Convert to fraction form
    168,435,508.88/252,677,364.36 = 51,860,728.36/x
  3. Step 3: Cross multiply
    168,435,508.88x = 252,677,364.36 × 51,860,728.36
  4. Step 4: Simplify right side
    168,435,508.88x = 13,104,032,155,794,706
  5. Step 5: Solve for x
    x = 13,104,032,155,794,706/168,435,508.88
  6. Step 6: Final answer
    x = 77,798,513.17

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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.