Home / 100,941,034.68-151,412,765.40-28,153,384.92

Finding the Fourth Proportional to 100,941,034.68, 151,412,765.40 and 28,153,384.92

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Solution

The fourth proportional to 100,941,034.68, 151,412,765.40 and 28,153,384.92 is: 42,230,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,941,034.68 : 151,412,765.40 = 28,153,384.92 : x
  2. Step 2: Convert to fraction form
    100,941,034.68/151,412,765.40 = 28,153,384.92/x
  3. Step 3: Cross multiply
    100,941,034.68x = 151,412,765.40 × 28,153,384.92
  4. Step 4: Simplify right side
    100,941,034.68x = 4,262,781,866,107,858
  5. Step 5: Solve for x
    x = 4,262,781,866,107,858/100,941,034.68
  6. Step 6: Final answer
    x = 42,230,415.80

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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.