Home / 301,294,113.85-451,253,092.90-143,837,886.25

Finding the Fourth Proportional to 301,294,113.85, 451,253,092.90 and 143,837,886.25

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Solution

The fourth proportional to 301,294,113.85, 451,253,092.90 and 143,837,886.25 is: 215,428,340.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,294,113.85 : 451,253,092.90 = 143,837,886.25 : x
  2. Step 2: Convert to fraction form
    301,294,113.85/451,253,092.90 = 143,837,886.25/x
  3. Step 3: Cross multiply
    301,294,113.85x = 451,253,092.90 × 143,837,886.25
  4. Step 4: Simplify right side
    301,294,113.85x = 64,907,291,046,510,880
  5. Step 5: Solve for x
    x = 64,907,291,046,510,880/301,294,113.85
  6. Step 6: Final answer
    x = 215,428,340.82

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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.