Home / 146,196,823.40-201,745,835.40-87,424,467.97

Finding the Fourth Proportional to 146,196,823.40, 201,745,835.40 and 87,424,467.97

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Solution

The fourth proportional to 146,196,823.40, 201,745,835.40 and 87,424,467.97 is: 120,642,308.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,196,823.40 : 201,745,835.40 = 87,424,467.97 : x
  2. Step 2: Convert to fraction form
    146,196,823.40/201,745,835.40 = 87,424,467.97/x
  3. Step 3: Cross multiply
    146,196,823.40x = 201,745,835.40 × 87,424,467.97
  4. Step 4: Simplify right side
    146,196,823.40x = 17,637,522,324,964,280
  5. Step 5: Solve for x
    x = 17,637,522,324,964,280/146,196,823.40
  6. Step 6: Final answer
    x = 120,642,308.87

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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.