Home / 436,385,837.37-602,212,296.51-238,147,332.63

Finding the Fourth Proportional to 436,385,837.37, 602,212,296.51 and 238,147,332.63

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Solution

The fourth proportional to 436,385,837.37, 602,212,296.51 and 238,147,332.63 is: 328,643,232.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,385,837.37 : 602,212,296.51 = 238,147,332.63 : x
  2. Step 2: Convert to fraction form
    436,385,837.37/602,212,296.51 = 238,147,332.63/x
  3. Step 3: Cross multiply
    436,385,837.37x = 602,212,296.51 × 238,147,332.63
  4. Step 4: Simplify right side
    436,385,837.37x = 143,415,252,088,584,864
  5. Step 5: Solve for x
    x = 143,415,252,088,584,864/436,385,837.37
  6. Step 6: Final answer
    x = 328,643,232.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.