Home / 770,794,468.12-1,156,006,576.72-355,872,631.80

Finding the Fourth Proportional to 770,794,468.12, 1,156,006,576.72 and 355,872,631.80

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Solution

The fourth proportional to 770,794,468.12, 1,156,006,576.72 and 355,872,631.80 is: 533,723,476.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,794,468.12 : 1,156,006,576.72 = 355,872,631.80 : x
  2. Step 2: Convert to fraction form
    770,794,468.12/1,156,006,576.72 = 355,872,631.80/x
  3. Step 3: Cross multiply
    770,794,468.12x = 1,156,006,576.72 × 355,872,631.80
  4. Step 4: Simplify right side
    770,794,468.12x = 411,391,102,835,455,040
  5. Step 5: Solve for x
    x = 411,391,102,835,455,040/770,794,468.12
  6. Step 6: Final answer
    x = 533,723,476.04

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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.