Home / 122,106,472.73-183,178,309.54-76,011,051.86

Finding the Fourth Proportional to 122,106,472.73, 183,178,309.54 and 76,011,051.86

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Solution

The fourth proportional to 122,106,472.73, 183,178,309.54 and 76,011,051.86 is: 114,028,156.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,106,472.73 : 183,178,309.54 = 76,011,051.86 : x
  2. Step 2: Convert to fraction form
    122,106,472.73/183,178,309.54 = 76,011,051.86/x
  3. Step 3: Cross multiply
    122,106,472.73x = 183,178,309.54 × 76,011,051.86
  4. Step 4: Simplify right side
    122,106,472.73x = 13,923,575,986,072,072
  5. Step 5: Solve for x
    x = 13,923,575,986,072,072/122,106,472.73
  6. Step 6: Final answer
    x = 114,028,156.53

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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.