Home / 1,274,156,741.55-1,911,235,112.33-401,025,750.60

Finding the Fourth Proportional to 1,274,156,741.55, 1,911,235,112.33 and 401,025,750.60

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Solution

The fourth proportional to 1,274,156,741.55, 1,911,235,112.33 and 401,025,750.60 is: 601,538,625.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,156,741.55 : 1,911,235,112.33 = 401,025,750.60 : x
  2. Step 2: Convert to fraction form
    1,274,156,741.55/1,911,235,112.33 = 401,025,750.60/x
  3. Step 3: Cross multiply
    1,274,156,741.55x = 1,911,235,112.33 × 401,025,750.60
  4. Step 4: Simplify right side
    1,274,156,741.55x = 766,454,495,493,208,448
  5. Step 5: Solve for x
    x = 766,454,495,493,208,448/1,274,156,741.55
  6. Step 6: Final answer
    x = 601,538,625.90

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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.