Home / 100,507,533.63-150,785,537.48-34,919,125.20

Finding the Fourth Proportional to 100,507,533.63, 150,785,537.48 and 34,919,125.20

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Solution

The fourth proportional to 100,507,533.63, 150,785,537.48 and 34,919,125.20 is: 52,387,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,507,533.63 : 150,785,537.48 = 34,919,125.20 : x
  2. Step 2: Convert to fraction form
    100,507,533.63/150,785,537.48 = 34,919,125.20/x
  3. Step 3: Cross multiply
    100,507,533.63x = 150,785,537.48 × 34,919,125.20
  4. Step 4: Simplify right side
    100,507,533.63x = 5,265,299,061,438,817
  5. Step 5: Solve for x
    x = 5,265,299,061,438,817/100,507,533.63
  6. Step 6: Final answer
    x = 52,387,108.42

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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.