Home / 957,821,803.20-1,436,945,281.20-440,127,410.40

Finding the Fourth Proportional to 957,821,803.20, 1,436,945,281.20 and 440,127,410.40

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Solution

The fourth proportional to 957,821,803.20, 1,436,945,281.20 and 440,127,410.40 is: 660,288,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,821,803.20 : 1,436,945,281.20 = 440,127,410.40 : x
  2. Step 2: Convert to fraction form
    957,821,803.20/1,436,945,281.20 = 440,127,410.40/x
  3. Step 3: Cross multiply
    957,821,803.20x = 1,436,945,281.20 × 440,127,410.40
  4. Step 4: Simplify right side
    957,821,803.20x = 632,439,005,501,055,744
  5. Step 5: Solve for x
    x = 632,439,005,501,055,744/957,821,803.20
  6. Step 6: Final answer
    x = 660,288,796.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.