Home / 260,130,525.36-358,947,131.36-142,624,934.56

Finding the Fourth Proportional to 260,130,525.36, 358,947,131.36 and 142,624,934.56

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Solution

The fourth proportional to 260,130,525.36, 358,947,131.36 and 142,624,934.56 is: 196,804,319.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,130,525.36 : 358,947,131.36 = 142,624,934.56 : x
  2. Step 2: Convert to fraction form
    260,130,525.36/358,947,131.36 = 142,624,934.56/x
  3. Step 3: Cross multiply
    260,130,525.36x = 358,947,131.36 × 142,624,934.56
  4. Step 4: Simplify right side
    260,130,525.36x = 51,194,811,120,719,728
  5. Step 5: Solve for x
    x = 51,194,811,120,719,728/260,130,525.36
  6. Step 6: Final answer
    x = 196,804,319.87

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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.