Home / 1,101,780,333,849.80-1,520,461,453,199.80-607,374,029,747.78

Finding the Fourth Proportional to 1,101,780,333,849.80, 1,520,461,453,199.80 and 607,374,029,747.78

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Solution

The fourth proportional to 1,101,780,333,849.80, 1,520,461,453,199.80 and 607,374,029,747.78 is: 838,178,692,733.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,780,333,849.80 : 1,520,461,453,199.80 = 607,374,029,747.78 : x
  2. Step 2: Convert to fraction form
    1,101,780,333,849.80/1,520,461,453,199.80 = 607,374,029,747.78/x
  3. Step 3: Cross multiply
    1,101,780,333,849.80x = 1,520,461,453,199.80 × 607,374,029,747.78
  4. Step 4: Simplify right side
    1,101,780,333,849.80x = 923,488,799,906,128,157,736,960
  5. Step 5: Solve for x
    x = 923,488,799,906,128,157,736,960/1,101,780,333,849.80
  6. Step 6: Final answer
    x = 838,178,692,733.88

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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.