Home / 376,620,007.80-564,930,011.70-134,195,431.80

Finding the Fourth Proportional to 376,620,007.80, 564,930,011.70 and 134,195,431.80

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Solution

The fourth proportional to 376,620,007.80, 564,930,011.70 and 134,195,431.80 is: 201,293,147.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,620,007.80 : 564,930,011.70 = 134,195,431.80 : x
  2. Step 2: Convert to fraction form
    376,620,007.80/564,930,011.70 = 134,195,431.80/x
  3. Step 3: Cross multiply
    376,620,007.80x = 564,930,011.70 × 134,195,431.80
  4. Step 4: Simplify right side
    376,620,007.80x = 75,811,026,856,860,560
  5. Step 5: Solve for x
    x = 75,811,026,856,860,560/376,620,007.80
  6. Step 6: Final answer
    x = 201,293,147.70

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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.