Home / 71,700,230,994.77-98,954,995,485.74-40,808,027,227.48

Finding the Fourth Proportional to 71,700,230,994.77, 98,954,995,485.74 and 40,808,027,227.48

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Solution

The fourth proportional to 71,700,230,994.77, 98,954,995,485.74 and 40,808,027,227.48 is: 56,320,015,905.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,700,230,994.77 : 98,954,995,485.74 = 40,808,027,227.48 : x
  2. Step 2: Convert to fraction form
    71,700,230,994.77/98,954,995,485.74 = 40,808,027,227.48/x
  3. Step 3: Cross multiply
    71,700,230,994.77x = 98,954,995,485.74 × 40,808,027,227.48
  4. Step 4: Simplify right side
    71,700,230,994.77x = 4,038,158,150,077,157,212,160
  5. Step 5: Solve for x
    x = 4,038,158,150,077,157,212,160/71,700,230,994.77
  6. Step 6: Final answer
    x = 56,320,015,905.83

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1.5x scale

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.