Home / 495,226,466.80-741,076,103.40-431,233,097.20

Finding the Fourth Proportional to 495,226,466.80, 741,076,103.40 and 431,233,097.20

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Solution

The fourth proportional to 495,226,466.80, 741,076,103.40 and 431,233,097.20 is: 645,313,941.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,226,466.80 : 741,076,103.40 = 431,233,097.20 : x
  2. Step 2: Convert to fraction form
    495,226,466.80/741,076,103.40 = 431,233,097.20/x
  3. Step 3: Cross multiply
    495,226,466.80x = 741,076,103.40 × 431,233,097.20
  4. Step 4: Simplify right side
    495,226,466.80x = 319,576,543,330,089,408
  5. Step 5: Solve for x
    x = 319,576,543,330,089,408/495,226,466.80
  6. Step 6: Final answer
    x = 645,313,941.71

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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.