Home / 1,101,780,333,851.10-1,520,461,453,201.60-607,374,029,749.15

Finding the Fourth Proportional to 1,101,780,333,851.10, 1,520,461,453,201.60 and 607,374,029,749.15

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Solution

The fourth proportional to 1,101,780,333,851.10, 1,520,461,453,201.60 and 607,374,029,749.15 is: 838,178,692,735.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,780,333,851.10 : 1,520,461,453,201.60 = 607,374,029,749.15 : x
  2. Step 2: Convert to fraction form
    1,101,780,333,851.10/1,520,461,453,201.60 = 607,374,029,749.15/x
  3. Step 3: Cross multiply
    1,101,780,333,851.10x = 1,520,461,453,201.60 × 607,374,029,749.15
  4. Step 4: Simplify right side
    1,101,780,333,851.10x = 923,488,799,909,304,554,487,808
  5. Step 5: Solve for x
    x = 923,488,799,909,304,554,487,808/1,101,780,333,851.10
  6. Step 6: Final answer
    x = 838,178,692,735.78

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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.