Home / 377,013,915.10-565,520,872.65-349,804,135.90

Finding the Fourth Proportional to 377,013,915.10, 565,520,872.65 and 349,804,135.90

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Solution

The fourth proportional to 377,013,915.10, 565,520,872.65 and 349,804,135.90 is: 524,706,203.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,013,915.10 : 565,520,872.65 = 349,804,135.90 : x
  2. Step 2: Convert to fraction form
    377,013,915.10/565,520,872.65 = 349,804,135.90/x
  3. Step 3: Cross multiply
    377,013,915.10x = 565,520,872.65 × 349,804,135.90
  4. Step 4: Simplify right side
    377,013,915.10x = 197,821,540,190,747,168
  5. Step 5: Solve for x
    x = 197,821,540,190,747,168/377,013,915.10
  6. Step 6: Final answer
    x = 524,706,203.85

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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.