Home / 88,818,233.40-122,501,533.74-76,449,378.36

Finding the Fourth Proportional to 88,818,233.40, 122,501,533.74 and 76,449,378.36

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Solution

The fourth proportional to 88,818,233.40, 122,501,533.74 and 76,449,378.36 is: 105,441,931.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,818,233.40 : 122,501,533.74 = 76,449,378.36 : x
  2. Step 2: Convert to fraction form
    88,818,233.40/122,501,533.74 = 76,449,378.36/x
  3. Step 3: Cross multiply
    88,818,233.40x = 122,501,533.74 × 76,449,378.36
  4. Step 4: Simplify right side
    88,818,233.40x = 9,365,166,102,569,566
  5. Step 5: Solve for x
    x = 9,365,166,102,569,566/88,818,233.40
  6. Step 6: Final answer
    x = 105,441,931.73

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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.