Home / 457,584,219,116.74-631,466,325,454.01-251,818,458,466.65

Finding the Fourth Proportional to 457,584,219,116.74, 631,466,325,454.01 and 251,818,458,466.65

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Solution

The fourth proportional to 457,584,219,116.74, 631,466,325,454.01 and 251,818,458,466.65 is: 347,509,529,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,584,219,116.74 : 631,466,325,454.01 = 251,818,458,466.65 : x
  2. Step 2: Convert to fraction form
    457,584,219,116.74/631,466,325,454.01 = 251,818,458,466.65/x
  3. Step 3: Cross multiply
    457,584,219,116.74x = 631,466,325,454.01 × 251,818,458,466.65
  4. Step 4: Simplify right side
    457,584,219,116.74x = 159,014,876,649,428,715,831,296
  5. Step 5: Solve for x
    x = 159,014,876,649,428,715,831,296/457,584,219,116.74
  6. Step 6: Final answer
    x = 347,509,529,407.22

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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.