Home / 1,620,711,558.09-2,236,409,763.69-896,384,383.35

Finding the Fourth Proportional to 1,620,711,558.09, 2,236,409,763.69 and 896,384,383.35

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Solution

The fourth proportional to 1,620,711,558.09, 2,236,409,763.69 and 896,384,383.35 is: 1,236,915,216.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,711,558.09 : 2,236,409,763.69 = 896,384,383.35 : x
  2. Step 2: Convert to fraction form
    1,620,711,558.09/2,236,409,763.69 = 896,384,383.35/x
  3. Step 3: Cross multiply
    1,620,711,558.09x = 2,236,409,763.69 × 896,384,383.35
  4. Step 4: Simplify right side
    1,620,711,558.09x = 2,004,682,786,943,180,032
  5. Step 5: Solve for x
    x = 2,004,682,786,943,180,032/1,620,711,558.09
  6. Step 6: Final answer
    x = 1,236,915,216.00

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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.