Home / 459,923,617.66-689,846,563.29-149,024,653.18

Finding the Fourth Proportional to 459,923,617.66, 689,846,563.29 and 149,024,653.18

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Solution

The fourth proportional to 459,923,617.66, 689,846,563.29 and 149,024,653.18 is: 223,524,387.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,923,617.66 : 689,846,563.29 = 149,024,653.18 : x
  2. Step 2: Convert to fraction form
    459,923,617.66/689,846,563.29 = 149,024,653.18/x
  3. Step 3: Cross multiply
    459,923,617.66x = 689,846,563.29 × 149,024,653.18
  4. Step 4: Simplify right side
    459,923,617.66x = 102,804,144,841,707,168
  5. Step 5: Solve for x
    x = 102,804,144,841,707,168/459,923,617.66
  6. Step 6: Final answer
    x = 223,524,387.30

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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.