Home / 15,028,623,884.93-20,746,562,015.42-8,683,764,400.56

Finding the Fourth Proportional to 15,028,623,884.93, 20,746,562,015.42 and 8,683,764,400.56

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Solution

The fourth proportional to 15,028,623,884.93, 20,746,562,015.42 and 8,683,764,400.56 is: 11,987,674,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,028,623,884.93 : 20,746,562,015.42 = 8,683,764,400.56 : x
  2. Step 2: Convert to fraction form
    15,028,623,884.93/20,746,562,015.42 = 8,683,764,400.56/x
  3. Step 3: Cross multiply
    15,028,623,884.93x = 20,746,562,015.42 × 8,683,764,400.56
  4. Step 4: Simplify right side
    15,028,623,884.93x = 180,158,256,663,471,095,808
  5. Step 5: Solve for x
    x = 180,158,256,663,471,095,808/15,028,623,884.93
  6. Step 6: Final answer
    x = 11,987,674,855.85

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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.