Home / 396,576,176.40-594,864,264.60-289,080,752.40

Finding the Fourth Proportional to 396,576,176.40, 594,864,264.60 and 289,080,752.40

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Solution

The fourth proportional to 396,576,176.40, 594,864,264.60 and 289,080,752.40 is: 433,621,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,576,176.40 : 594,864,264.60 = 289,080,752.40 : x
  2. Step 2: Convert to fraction form
    396,576,176.40/594,864,264.60 = 289,080,752.40/x
  3. Step 3: Cross multiply
    396,576,176.40x = 594,864,264.60 × 289,080,752.40
  4. Step 4: Simplify right side
    396,576,176.40x = 171,963,809,186,440,672
  5. Step 5: Solve for x
    x = 171,963,809,186,440,672/396,576,176.40
  6. Step 6: Final answer
    x = 433,621,128.60

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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.