Home / 262,294,216.50-393,460,220.43-100,736,152.50

Finding the Fourth Proportional to 262,294,216.50, 393,460,220.43 and 100,736,152.50

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Solution

The fourth proportional to 262,294,216.50, 393,460,220.43 and 100,736,152.50 is: 151,111,485.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,294,216.50 : 393,460,220.43 = 100,736,152.50 : x
  2. Step 2: Convert to fraction form
    262,294,216.50/393,460,220.43 = 100,736,152.50/x
  3. Step 3: Cross multiply
    262,294,216.50x = 393,460,220.43 × 100,736,152.50
  4. Step 4: Simplify right side
    262,294,216.50x = 39,635,668,767,920,096
  5. Step 5: Solve for x
    x = 39,635,668,767,920,096/262,294,216.50
  6. Step 6: Final answer
    x = 151,111,485.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.