Home / 164,272,712.25-246,651,297.30-91,631,419.77

Finding the Fourth Proportional to 164,272,712.25, 246,651,297.30 and 91,631,419.77

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Solution

The fourth proportional to 164,272,712.25, 246,651,297.30 and 91,631,419.77 is: 137,582,245.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,272,712.25 : 246,651,297.30 = 91,631,419.77 : x
  2. Step 2: Convert to fraction form
    164,272,712.25/246,651,297.30 = 91,631,419.77/x
  3. Step 3: Cross multiply
    164,272,712.25x = 246,651,297.30 × 91,631,419.77
  4. Step 4: Simplify right side
    164,272,712.25x = 22,601,008,559,711,368
  5. Step 5: Solve for x
    x = 22,601,008,559,711,368/164,272,712.25
  6. Step 6: Final answer
    x = 137,582,245.10

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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.