Home / 111,335,861.04-153,636,485-67,256,766.68

Finding the Fourth Proportional to 111,335,861.04, 153,636,485 and 67,256,766.68

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Solution

The fourth proportional to 111,335,861.04, 153,636,485 and 67,256,766.68 is: 92,810,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,335,861.04 : 153,636,485 = 67,256,766.68 : x
  2. Step 2: Convert to fraction form
    111,335,861.04/153,636,485 = 67,256,766.68/x
  3. Step 3: Cross multiply
    111,335,861.04x = 153,636,485 × 67,256,766.68
  4. Step 4: Simplify right side
    111,335,861.04x = 10,333,093,225,180,320
  5. Step 5: Solve for x
    x = 10,333,093,225,180,320/111,335,861.04
  6. Step 6: Final answer
    x = 92,810,107.44

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1.5x scale

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.