Home / 3,871,231,255,300.20-5,342,271,955,416.40-2,113,380,792,173.40

Finding the Fourth Proportional to 3,871,231,255,300.20, 5,342,271,955,416.40 and 2,113,380,792,173.40

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Solution

The fourth proportional to 3,871,231,255,300.20, 5,342,271,955,416.40 and 2,113,380,792,173.40 is: 2,916,450,656,799.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871,231,255,300.20 : 5,342,271,955,416.40 = 2,113,380,792,173.40 : x
  2. Step 2: Convert to fraction form
    3,871,231,255,300.20/5,342,271,955,416.40 = 2,113,380,792,173.40/x
  3. Step 3: Cross multiply
    3,871,231,255,300.20x = 5,342,271,955,416.40 × 2,113,380,792,173.40
  4. Step 4: Simplify right side
    3,871,231,255,300.20x = 11,290,254,937,143,650,348,433,408
  5. Step 5: Solve for x
    x = 11,290,254,937,143,650,348,433,408/3,871,231,255,300.20
  6. Step 6: Final answer
    x = 2,916,450,656,799.66

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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.