Home / 100,939,220.98-151,410,032.97-28,151,573.11

Finding the Fourth Proportional to 100,939,220.98, 151,410,032.97 and 28,151,573.11

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Solution

The fourth proportional to 100,939,220.98, 151,410,032.97 and 28,151,573.11 is: 42,227,694.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,939,220.98 : 151,410,032.97 = 28,151,573.11 : x
  2. Step 2: Convert to fraction form
    100,939,220.98/151,410,032.97 = 28,151,573.11/x
  3. Step 3: Cross multiply
    100,939,220.98x = 151,410,032.97 × 28,151,573.11
  4. Step 4: Simplify right side
    100,939,220.98x = 4,262,430,612,742,465.50
  5. Step 5: Solve for x
    x = 4,262,430,612,742,465.50/100,939,220.98
  6. Step 6: Final answer
    x = 42,227,694.76

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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.