Home / 69,831,099.03-96,366,946.14-40,479,456.81

Finding the Fourth Proportional to 69,831,099.03, 96,366,946.14 and 40,479,456.81

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Solution

The fourth proportional to 69,831,099.03, 96,366,946.14 and 40,479,456.81 is: 55,861,667.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,831,099.03 : 96,366,946.14 = 40,479,456.81 : x
  2. Step 2: Convert to fraction form
    69,831,099.03/96,366,946.14 = 40,479,456.81/x
  3. Step 3: Cross multiply
    69,831,099.03x = 96,366,946.14 × 40,479,456.81
  4. Step 4: Simplify right side
    69,831,099.03x = 3,900,881,634,185,726.50
  5. Step 5: Solve for x
    x = 3,900,881,634,185,726.50/69,831,099.03
  6. Step 6: Final answer
    x = 55,861,667.49

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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.