Home / 101,838,221.44-140,526,154.56-57,771,180.16

Finding the Fourth Proportional to 101,838,221.44, 140,526,154.56 and 57,771,180.16

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Solution

The fourth proportional to 101,838,221.44, 140,526,154.56 and 57,771,180.16 is: 79,718,220.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,838,221.44 : 140,526,154.56 = 57,771,180.16 : x
  2. Step 2: Convert to fraction form
    101,838,221.44/140,526,154.56 = 57,771,180.16/x
  3. Step 3: Cross multiply
    101,838,221.44x = 140,526,154.56 × 57,771,180.16
  4. Step 4: Simplify right side
    101,838,221.44x = 8,118,361,792,277,765
  5. Step 5: Solve for x
    x = 8,118,361,792,277,765/101,838,221.44
  6. Step 6: Final answer
    x = 79,718,220.50

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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.