Home / 77,004,868,170.80-106,143,933,550.24-60,701,888,621.36

Finding the Fourth Proportional to 77,004,868,170.80, 106,143,933,550.24 and 60,701,888,621.36

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Solution

The fourth proportional to 77,004,868,170.80, 106,143,933,550.24 and 60,701,888,621.36 is: 83,671,816,928.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,004,868,170.80 : 106,143,933,550.24 = 60,701,888,621.36 : x
  2. Step 2: Convert to fraction form
    77,004,868,170.80/106,143,933,550.24 = 60,701,888,621.36/x
  3. Step 3: Cross multiply
    77,004,868,170.80x = 106,143,933,550.24 × 60,701,888,621.36
  4. Step 4: Simplify right side
    77,004,868,170.80x = 6,443,137,232,199,705,690,112
  5. Step 5: Solve for x
    x = 6,443,137,232,199,705,690,112/77,004,868,170.80
  6. Step 6: Final answer
    x = 83,671,816,928.62

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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.