Home / 457,584,219,118.76-631,466,325,456.77-251,818,458,468.66

Finding the Fourth Proportional to 457,584,219,118.76, 631,466,325,456.77 and 251,818,458,468.66

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Solution

The fourth proportional to 457,584,219,118.76, 631,466,325,456.77 and 251,818,458,468.66 is: 347,509,529,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,584,219,118.76 : 631,466,325,456.77 = 251,818,458,468.66 : x
  2. Step 2: Convert to fraction form
    457,584,219,118.76/631,466,325,456.77 = 251,818,458,468.66/x
  3. Step 3: Cross multiply
    457,584,219,118.76x = 631,466,325,456.77 × 251,818,458,468.66
  4. Step 4: Simplify right side
    457,584,219,118.76x = 159,014,876,651,392,992,280,576
  5. Step 5: Solve for x
    x = 159,014,876,651,392,992,280,576/457,584,219,118.76
  6. Step 6: Final answer
    x = 347,509,529,409.98

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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.