Home / 322,628,881.32-445,151,328.48-183,388,681.44

Finding the Fourth Proportional to 322,628,881.32, 445,151,328.48 and 183,388,681.44

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Solution

The fourth proportional to 322,628,881.32, 445,151,328.48 and 183,388,681.44 is: 253,032,880.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,628,881.32 : 445,151,328.48 = 183,388,681.44 : x
  2. Step 2: Convert to fraction form
    322,628,881.32/445,151,328.48 = 183,388,681.44/x
  3. Step 3: Cross multiply
    322,628,881.32x = 445,151,328.48 × 183,388,681.44
  4. Step 4: Simplify right side
    322,628,881.32x = 81,635,715,171,211,520
  5. Step 5: Solve for x
    x = 81,635,715,171,211,520/322,628,881.32
  6. Step 6: Final answer
    x = 253,032,880.49

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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.