Home / 1,772,929,631.80-2,659,394,447.70-1,038,265,593.40

Finding the Fourth Proportional to 1,772,929,631.80, 2,659,394,447.70 and 1,038,265,593.40

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Solution

The fourth proportional to 1,772,929,631.80, 2,659,394,447.70 and 1,038,265,593.40 is: 1,557,398,390.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,929,631.80 : 2,659,394,447.70 = 1,038,265,593.40 : x
  2. Step 2: Convert to fraction form
    1,772,929,631.80/2,659,394,447.70 = 1,038,265,593.40/x
  3. Step 3: Cross multiply
    1,772,929,631.80x = 2,659,394,447.70 × 1,038,265,593.40
  4. Step 4: Simplify right side
    1,772,929,631.80x = 2,761,157,754,325,905,408
  5. Step 5: Solve for x
    x = 2,761,157,754,325,905,408/1,772,929,631.80
  6. Step 6: Final answer
    x = 1,557,398,390.10

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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.