Home / 1,972,078,511,091.40-2,958,117,766,637-1,972,078,511,091.40

Finding the Fourth Proportional to 1,972,078,511,091.40, 2,958,117,766,637 and 1,972,078,511,091.40

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Solution

The fourth proportional to 1,972,078,511,091.40, 2,958,117,766,637 and 1,972,078,511,091.40 is: 2,958,117,766,637

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,078,511,091.40 : 2,958,117,766,637 = 1,972,078,511,091.40 : x
  2. Step 2: Convert to fraction form
    1,972,078,511,091.40/2,958,117,766,637 = 1,972,078,511,091.40/x
  3. Step 3: Cross multiply
    1,972,078,511,091.40x = 2,958,117,766,637 × 1,972,078,511,091.40
  4. Step 4: Simplify right side
    1,972,078,511,091.40x = 5,833,640,480,862,512,214,966,272
  5. Step 5: Solve for x
    x = 5,833,640,480,862,512,214,966,272/1,972,078,511,091.40
  6. Step 6: Final answer
    x = 2,958,117,766,637

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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.