Home / 260,987,805.24-360,186,120.54-143,533,833

Finding the Fourth Proportional to 260,987,805.24, 360,186,120.54 and 143,533,833

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Solution

The fourth proportional to 260,987,805.24, 360,186,120.54 and 143,533,833 is: 198,089,310.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,987,805.24 : 360,186,120.54 = 143,533,833 : x
  2. Step 2: Convert to fraction form
    260,987,805.24/360,186,120.54 = 143,533,833/x
  3. Step 3: Cross multiply
    260,987,805.24x = 360,186,120.54 × 143,533,833
  4. Step 4: Simplify right side
    260,987,805.24x = 51,698,894,474,506,232
  5. Step 5: Solve for x
    x = 51,698,894,474,506,232/260,987,805.24
  6. Step 6: Final answer
    x = 198,089,310.83

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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.