Home / 149,987,175.42-224,958,031.23-40,820,853.36

Finding the Fourth Proportional to 149,987,175.42, 224,958,031.23 and 40,820,853.36

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Solution

The fourth proportional to 149,987,175.42, 224,958,031.23 and 40,820,853.36 is: 61,225,093.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,987,175.42 : 224,958,031.23 = 40,820,853.36 : x
  2. Step 2: Convert to fraction form
    149,987,175.42/224,958,031.23 = 40,820,853.36/x
  3. Step 3: Cross multiply
    149,987,175.42x = 224,958,031.23 × 40,820,853.36
  4. Step 4: Simplify right side
    149,987,175.42x = 9,182,978,804,994,130
  5. Step 5: Solve for x
    x = 9,182,978,804,994,130/149,987,175.42
  6. Step 6: Final answer
    x = 61,225,093.27

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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.