Home / 646,848,496.95-970,272,745.43-491,880,301.35

Finding the Fourth Proportional to 646,848,496.95, 970,272,745.43 and 491,880,301.35

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Solution

The fourth proportional to 646,848,496.95, 970,272,745.43 and 491,880,301.35 is: 737,820,452.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,848,496.95 : 970,272,745.43 = 491,880,301.35 : x
  2. Step 2: Convert to fraction form
    646,848,496.95/970,272,745.43 = 491,880,301.35/x
  3. Step 3: Cross multiply
    646,848,496.95x = 970,272,745.43 × 491,880,301.35
  4. Step 4: Simplify right side
    646,848,496.95x = 477,258,050,411,340,864
  5. Step 5: Solve for x
    x = 477,258,050,411,340,864/646,848,496.95
  6. Step 6: Final answer
    x = 737,820,452.03

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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.