Home / 158,619,437.78-237,917,924.62-42,032,212.43

Finding the Fourth Proportional to 158,619,437.78, 237,917,924.62 and 42,032,212.43

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Solution

The fourth proportional to 158,619,437.78, 237,917,924.62 and 42,032,212.43 is: 63,045,342.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,619,437.78 : 237,917,924.62 = 42,032,212.43 : x
  2. Step 2: Convert to fraction form
    158,619,437.78/237,917,924.62 = 42,032,212.43/x
  3. Step 3: Cross multiply
    158,619,437.78x = 237,917,924.62 × 42,032,212.43
  4. Step 4: Simplify right side
    158,619,437.78x = 10,000,216,747,237,896
  5. Step 5: Solve for x
    x = 10,000,216,747,237,896/158,619,437.78
  6. Step 6: Final answer
    x = 63,045,342.28

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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.