Home / 2,156,602,404.20-3,234,903,606.30-865,064,791.40

Finding the Fourth Proportional to 2,156,602,404.20, 3,234,903,606.30 and 865,064,791.40

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Solution

The fourth proportional to 2,156,602,404.20, 3,234,903,606.30 and 865,064,791.40 is: 1,297,597,187.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,602,404.20 : 3,234,903,606.30 = 865,064,791.40 : x
  2. Step 2: Convert to fraction form
    2,156,602,404.20/3,234,903,606.30 = 865,064,791.40/x
  3. Step 3: Cross multiply
    2,156,602,404.20x = 3,234,903,606.30 × 865,064,791.40
  4. Step 4: Simplify right side
    2,156,602,404.20x = 2,798,401,213,383,017,472
  5. Step 5: Solve for x
    x = 2,798,401,213,383,017,472/2,156,602,404.20
  6. Step 6: Final answer
    x = 1,297,597,187.10

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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.