Home / 945,118,140.42-1,417,677,210.62-255,024,287.22

Finding the Fourth Proportional to 945,118,140.42, 1,417,677,210.62 and 255,024,287.22

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Solution

The fourth proportional to 945,118,140.42, 1,417,677,210.62 and 255,024,287.22 is: 382,536,430.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,118,140.42 : 1,417,677,210.62 = 255,024,287.22 : x
  2. Step 2: Convert to fraction form
    945,118,140.42/1,417,677,210.62 = 255,024,287.22/x
  3. Step 3: Cross multiply
    945,118,140.42x = 1,417,677,210.62 × 255,024,287.22
  4. Step 4: Simplify right side
    945,118,140.42x = 361,542,120,147,040,832
  5. Step 5: Solve for x
    x = 361,542,120,147,040,832/945,118,140.42
  6. Step 6: Final answer
    x = 382,536,430.83

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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.