Home / 972,831,821.91-1,458,634,673.03-825,330,919.11

Finding the Fourth Proportional to 972,831,821.91, 1,458,634,673.03 and 825,330,919.11

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Solution

The fourth proportional to 972,831,821.91, 1,458,634,673.03 and 825,330,919.11 is: 1,237,476,271.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,831,821.91 : 1,458,634,673.03 = 825,330,919.11 : x
  2. Step 2: Convert to fraction form
    972,831,821.91/1,458,634,673.03 = 825,330,919.11/x
  3. Step 3: Cross multiply
    972,831,821.91x = 1,458,634,673.03 × 825,330,919.11
  4. Step 4: Simplify right side
    972,831,821.91x = 1,203,856,295,333,437,696
  5. Step 5: Solve for x
    x = 1,203,856,295,333,437,696/972,831,821.91
  6. Step 6: Final answer
    x = 1,237,476,271.05

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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.