Home / 98,824,512.30-148,236,768.45-73,315,344.30

Finding the Fourth Proportional to 98,824,512.30, 148,236,768.45 and 73,315,344.30

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Solution

The fourth proportional to 98,824,512.30, 148,236,768.45 and 73,315,344.30 is: 109,973,016.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,824,512.30 : 148,236,768.45 = 73,315,344.30 : x
  2. Step 2: Convert to fraction form
    98,824,512.30/148,236,768.45 = 73,315,344.30/x
  3. Step 3: Cross multiply
    98,824,512.30x = 148,236,768.45 × 73,315,344.30
  4. Step 4: Simplify right side
    98,824,512.30x = 10,868,029,716,831,126
  5. Step 5: Solve for x
    x = 10,868,029,716,831,126/98,824,512.30
  6. Step 6: Final answer
    x = 109,973,016.45

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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.