Home / 972,831,823.42-1,458,634,675.26-825,330,920.62

Finding the Fourth Proportional to 972,831,823.42, 1,458,634,675.26 and 825,330,920.62

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Solution

The fourth proportional to 972,831,823.42, 1,458,634,675.26 and 825,330,920.62 is: 1,237,476,273.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,831,823.42 : 1,458,634,675.26 = 825,330,920.62 : x
  2. Step 2: Convert to fraction form
    972,831,823.42/1,458,634,675.26 = 825,330,920.62/x
  3. Step 3: Cross multiply
    972,831,823.42x = 1,458,634,675.26 × 825,330,920.62
  4. Step 4: Simplify right side
    972,831,823.42x = 1,203,856,299,380,590,592
  5. Step 5: Solve for x
    x = 1,203,856,299,380,590,592/972,831,823.42
  6. Step 6: Final answer
    x = 1,237,476,273.29

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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.