Home / 196,761,970.64-295,590,853.56-142,342,412.24

Finding the Fourth Proportional to 196,761,970.64, 295,590,853.56 and 142,342,412.24

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Solution

The fourth proportional to 196,761,970.64, 295,590,853.56 and 142,342,412.24 is: 213,837,638.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,761,970.64 : 295,590,853.56 = 142,342,412.24 : x
  2. Step 2: Convert to fraction form
    196,761,970.64/295,590,853.56 = 142,342,412.24/x
  3. Step 3: Cross multiply
    196,761,970.64x = 295,590,853.56 × 142,342,412.24
  4. Step 4: Simplify right side
    196,761,970.64x = 42,075,115,131,810,992
  5. Step 5: Solve for x
    x = 42,075,115,131,810,992/196,761,970.64
  6. Step 6: Final answer
    x = 213,837,638.42

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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.