Home / 260,807,542.56-359,923,037.84-143,337,036.64

Finding the Fourth Proportional to 260,807,542.56, 359,923,037.84 and 143,337,036.64

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Solution

The fourth proportional to 260,807,542.56, 359,923,037.84 and 143,337,036.64 is: 197,809,853.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,807,542.56 : 359,923,037.84 = 143,337,036.64 : x
  2. Step 2: Convert to fraction form
    260,807,542.56/359,923,037.84 = 143,337,036.64/x
  3. Step 3: Cross multiply
    260,807,542.56x = 359,923,037.84 × 143,337,036.64
  4. Step 4: Simplify right side
    260,807,542.56x = 51,590,301,662,452,176
  5. Step 5: Solve for x
    x = 51,590,301,662,452,176/260,807,542.56
  6. Step 6: Final answer
    x = 197,809,853.03

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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.