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Finding the Fourth Proportional to 229,329,114.40, 321,967,752.80 and 229,329,114.40

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Solution

The fourth proportional to 229,329,114.40, 321,967,752.80 and 229,329,114.40 is: 321,967,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,329,114.40 : 321,967,752.80 = 229,329,114.40 : x
  2. Step 2: Convert to fraction form
    229,329,114.40/321,967,752.80 = 229,329,114.40/x
  3. Step 3: Cross multiply
    229,329,114.40x = 321,967,752.80 × 229,329,114.40
  4. Step 4: Simplify right side
    229,329,114.40x = 73,836,579,614,982,128
  5. Step 5: Solve for x
    x = 73,836,579,614,982,128/229,329,114.40
  6. Step 6: Final answer
    x = 321,967,752.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.