Home / 105,611,933,016.54-158,483,059,835.79-48,941,232,957.39

Finding the Fourth Proportional to 105,611,933,016.54, 158,483,059,835.79 and 48,941,232,957.39

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Solution

The fourth proportional to 105,611,933,016.54, 158,483,059,835.79 and 48,941,232,957.39 is: 73,442,045,133.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,611,933,016.54 : 158,483,059,835.79 = 48,941,232,957.39 : x
  2. Step 2: Convert to fraction form
    105,611,933,016.54/158,483,059,835.79 = 48,941,232,957.39/x
  3. Step 3: Cross multiply
    105,611,933,016.54x = 158,483,059,835.79 × 48,941,232,957.39
  4. Step 4: Simplify right side
    105,611,933,016.54x = 7,756,356,351,224,010,768,384
  5. Step 5: Solve for x
    x = 7,756,356,351,224,010,768,384/105,611,933,016.54
  6. Step 6: Final answer
    x = 73,442,045,133.38

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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.