Home / 488,792,859.21-674,529,461.82-265,774,622.58

Finding the Fourth Proportional to 488,792,859.21, 674,529,461.82 and 265,774,622.58

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Solution

The fourth proportional to 488,792,859.21, 674,529,461.82 and 265,774,622.58 is: 366,766,432.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,792,859.21 : 674,529,461.82 = 265,774,622.58 : x
  2. Step 2: Convert to fraction form
    488,792,859.21/674,529,461.82 = 265,774,622.58/x
  3. Step 3: Cross multiply
    488,792,859.21x = 674,529,461.82 × 265,774,622.58
  4. Step 4: Simplify right side
    488,792,859.21x = 179,272,813,134,301,056
  5. Step 5: Solve for x
    x = 179,272,813,134,301,056/488,792,859.21
  6. Step 6: Final answer
    x = 366,766,432.36

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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.