Home / 641,089,252.42-961,388,747.36-349,800,683.06

Finding the Fourth Proportional to 641,089,252.42, 961,388,747.36 and 349,800,683.06

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Solution

The fourth proportional to 641,089,252.42, 961,388,747.36 and 349,800,683.06 is: 524,567,272.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,089,252.42 : 961,388,747.36 = 349,800,683.06 : x
  2. Step 2: Convert to fraction form
    641,089,252.42/961,388,747.36 = 349,800,683.06/x
  3. Step 3: Cross multiply
    641,089,252.42x = 961,388,747.36 × 349,800,683.06
  4. Step 4: Simplify right side
    641,089,252.42x = 336,294,440,512,725,760
  5. Step 5: Solve for x
    x = 336,294,440,512,725,760/641,089,252.42
  6. Step 6: Final answer
    x = 524,567,272.41

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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.