Home / 96,774,121.60-145,203,172.80-48,905,065.60

Finding the Fourth Proportional to 96,774,121.60, 145,203,172.80 and 48,905,065.60

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Solution

The fourth proportional to 96,774,121.60, 145,203,172.80 and 48,905,065.60 is: 73,378,818.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,774,121.60 : 145,203,172.80 = 48,905,065.60 : x
  2. Step 2: Convert to fraction form
    96,774,121.60/145,203,172.80 = 48,905,065.60/x
  3. Step 3: Cross multiply
    96,774,121.60x = 145,203,172.80 × 48,905,065.60
  4. Step 4: Simplify right side
    96,774,121.60x = 7,101,170,691,112,136
  5. Step 5: Solve for x
    x = 7,101,170,691,112,136/96,774,121.60
  6. Step 6: Final answer
    x = 73,378,818.36

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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.