Home / 1,200,577,764.41-1,801,038,774.45-371,604,206.15

Finding the Fourth Proportional to 1,200,577,764.41, 1,801,038,774.45 and 371,604,206.15

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Solution

The fourth proportional to 1,200,577,764.41, 1,801,038,774.45 and 371,604,206.15 is: 557,459,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,577,764.41 : 1,801,038,774.45 = 371,604,206.15 : x
  2. Step 2: Convert to fraction form
    1,200,577,764.41/1,801,038,774.45 = 371,604,206.15/x
  3. Step 3: Cross multiply
    1,200,577,764.41x = 1,801,038,774.45 × 371,604,206.15
  4. Step 4: Simplify right side
    1,200,577,764.41x = 669,273,584,021,940,992
  5. Step 5: Solve for x
    x = 669,273,584,021,940,992/1,200,577,764.41
  6. Step 6: Final answer
    x = 557,459,586.43

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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.