Home / 236,873,666.12-326,860,493.46-131,010,258.98

Finding the Fourth Proportional to 236,873,666.12, 326,860,493.46 and 131,010,258.98

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Solution

The fourth proportional to 236,873,666.12, 326,860,493.46 and 131,010,258.98 is: 180,780,238.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,873,666.12 : 326,860,493.46 = 131,010,258.98 : x
  2. Step 2: Convert to fraction form
    236,873,666.12/326,860,493.46 = 131,010,258.98/x
  3. Step 3: Cross multiply
    236,873,666.12x = 326,860,493.46 × 131,010,258.98
  4. Step 4: Simplify right side
    236,873,666.12x = 42,822,077,898,525,192
  5. Step 5: Solve for x
    x = 42,822,077,898,525,192/236,873,666.12
  6. Step 6: Final answer
    x = 180,780,238.68

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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.