Home / 1,101,780,333,861.30-1,520,461,453,215.90-607,374,029,759.30

Finding the Fourth Proportional to 1,101,780,333,861.30, 1,520,461,453,215.90 and 607,374,029,759.30

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Solution

The fourth proportional to 1,101,780,333,861.30, 1,520,461,453,215.90 and 607,374,029,759.30 is: 838,178,692,749.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,780,333,861.30 : 1,520,461,453,215.90 = 607,374,029,759.30 : x
  2. Step 2: Convert to fraction form
    1,101,780,333,861.30/1,520,461,453,215.90 = 607,374,029,759.30/x
  3. Step 3: Cross multiply
    1,101,780,333,861.30x = 1,520,461,453,215.90 × 607,374,029,759.30
  4. Step 4: Simplify right side
    1,101,780,333,861.30x = 923,488,799,933,422,540,685,312
  5. Step 5: Solve for x
    x = 923,488,799,933,422,540,685,312/1,101,780,333,861.30
  6. Step 6: Final answer
    x = 838,178,692,749.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.