Home / 328,563,968.64-453,423,646.08-179,882,609.28

Finding the Fourth Proportional to 328,563,968.64, 453,423,646.08 and 179,882,609.28

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Solution

The fourth proportional to 328,563,968.64, 453,423,646.08 and 179,882,609.28 is: 248,240,940.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,563,968.64 : 453,423,646.08 = 179,882,609.28 : x
  2. Step 2: Convert to fraction form
    328,563,968.64/453,423,646.08 = 179,882,609.28/x
  3. Step 3: Cross multiply
    328,563,968.64x = 453,423,646.08 × 179,882,609.28
  4. Step 4: Simplify right side
    328,563,968.64x = 81,563,028,566,121,648
  5. Step 5: Solve for x
    x = 81,563,028,566,121,648/328,563,968.64
  6. Step 6: Final answer
    x = 248,240,940.43

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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.