Home / 456,212,295.73-629,585,347.43-258,003,430.50

Finding the Fourth Proportional to 456,212,295.73, 629,585,347.43 and 258,003,430.50

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Solution

The fourth proportional to 456,212,295.73, 629,585,347.43 and 258,003,430.50 is: 356,051,735.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,212,295.73 : 629,585,347.43 = 258,003,430.50 : x
  2. Step 2: Convert to fraction form
    456,212,295.73/629,585,347.43 = 258,003,430.50/x
  3. Step 3: Cross multiply
    456,212,295.73x = 629,585,347.43 × 258,003,430.50
  4. Step 4: Simplify right side
    456,212,295.73x = 162,435,179,430,119,360
  5. Step 5: Solve for x
    x = 162,435,179,430,119,360/456,212,295.73
  6. Step 6: Final answer
    x = 356,051,735.02

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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.