Home / 929,183,344.06-1,282,289,322.09-505,809,177.70

Finding the Fourth Proportional to 929,183,344.06, 1,282,289,322.09 and 505,809,177.70

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Solution

The fourth proportional to 929,183,344.06, 1,282,289,322.09 and 505,809,177.70 is: 698,025,542.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,183,344.06 : 1,282,289,322.09 = 505,809,177.70 : x
  2. Step 2: Convert to fraction form
    929,183,344.06/1,282,289,322.09 = 505,809,177.70/x
  3. Step 3: Cross multiply
    929,183,344.06x = 1,282,289,322.09 × 505,809,177.70
  4. Step 4: Simplify right side
    929,183,344.06x = 648,593,707,579,833,344
  5. Step 5: Solve for x
    x = 648,593,707,579,833,344/929,183,344.06
  6. Step 6: Final answer
    x = 698,025,542.24

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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.