Home / 1,273,640,580,268.10-1,910,729,219,846.60-413,047,645,649.67

Finding the Fourth Proportional to 1,273,640,580,268.10, 1,910,729,219,846.60 and 413,047,645,649.67

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Solution

The fourth proportional to 1,273,640,580,268.10, 1,910,729,219,846.60 and 413,047,645,649.67 is: 619,658,495,464.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,640,580,268.10 : 1,910,729,219,846.60 = 413,047,645,649.67 : x
  2. Step 2: Convert to fraction form
    1,273,640,580,268.10/1,910,729,219,846.60 = 413,047,645,649.67/x
  3. Step 3: Cross multiply
    1,273,640,580,268.10x = 1,910,729,219,846.60 × 413,047,645,649.67
  4. Step 4: Simplify right side
    1,273,640,580,268.10x = 789,222,205,731,668,905,426,944
  5. Step 5: Solve for x
    x = 789,222,205,731,668,905,426,944/1,273,640,580,268.10
  6. Step 6: Final answer
    x = 619,658,495,464.66

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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.