Home / 71,700,230,996.27-98,954,995,487.81-40,808,027,228.98

Finding the Fourth Proportional to 71,700,230,996.27, 98,954,995,487.81 and 40,808,027,228.98

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Solution

The fourth proportional to 71,700,230,996.27, 98,954,995,487.81 and 40,808,027,228.98 is: 56,320,015,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,700,230,996.27 : 98,954,995,487.81 = 40,808,027,228.98 : x
  2. Step 2: Convert to fraction form
    71,700,230,996.27/98,954,995,487.81 = 40,808,027,228.98/x
  3. Step 3: Cross multiply
    71,700,230,996.27x = 98,954,995,487.81 × 40,808,027,228.98
  4. Step 4: Simplify right side
    71,700,230,996.27x = 4,038,158,150,310,143,983,616
  5. Step 5: Solve for x
    x = 4,038,158,150,310,143,983,616/71,700,230,996.27
  6. Step 6: Final answer
    x = 56,320,015,907.90

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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.