Home / 457,584,219,117.74-631,466,325,455.39-251,818,458,467.65

Finding the Fourth Proportional to 457,584,219,117.74, 631,466,325,455.39 and 251,818,458,467.65

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Solution

The fourth proportional to 457,584,219,117.74, 631,466,325,455.39 and 251,818,458,467.65 is: 347,509,529,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,584,219,117.74 : 631,466,325,455.39 = 251,818,458,467.65 : x
  2. Step 2: Convert to fraction form
    457,584,219,117.74/631,466,325,455.39 = 251,818,458,467.65/x
  3. Step 3: Cross multiply
    457,584,219,117.74x = 631,466,325,455.39 × 251,818,458,467.65
  4. Step 4: Simplify right side
    457,584,219,117.74x = 159,014,876,650,407,699,939,328
  5. Step 5: Solve for x
    x = 159,014,876,650,407,699,939,328/457,584,219,117.74
  6. Step 6: Final answer
    x = 347,509,529,408.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.