Home / 168,435,492.86-252,677,340.35-51,860,712.36

Finding the Fourth Proportional to 168,435,492.86, 252,677,340.35 and 51,860,712.36

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Solution

The fourth proportional to 168,435,492.86, 252,677,340.35 and 51,860,712.36 is: 77,798,489.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,435,492.86 : 252,677,340.35 = 51,860,712.36 : x
  2. Step 2: Convert to fraction form
    168,435,492.86/252,677,340.35 = 51,860,712.36/x
  3. Step 3: Cross multiply
    168,435,492.86x = 252,677,340.35 × 51,860,712.36
  4. Step 4: Simplify right side
    168,435,492.86x = 13,104,026,867,521,868
  5. Step 5: Solve for x
    x = 13,104,026,867,521,868/168,435,492.86
  6. Step 6: Final answer
    x = 77,798,489.17

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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.