Home / 708,589,029.80-1,062,883,544.70-449,033,245.40

Finding the Fourth Proportional to 708,589,029.80, 1,062,883,544.70 and 449,033,245.40

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Solution

The fourth proportional to 708,589,029.80, 1,062,883,544.70 and 449,033,245.40 is: 673,549,868.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,029.80 : 1,062,883,544.70 = 449,033,245.40 : x
  2. Step 2: Convert to fraction form
    708,589,029.80/1,062,883,544.70 = 449,033,245.40/x
  3. Step 3: Cross multiply
    708,589,029.80x = 1,062,883,544.70 × 449,033,245.40
  4. Step 4: Simplify right side
    708,589,029.80x = 477,270,047,558,896,960
  5. Step 5: Solve for x
    x = 477,270,047,558,896,960/708,589,029.80
  6. Step 6: Final answer
    x = 673,549,868.10

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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.