Home / 271,554,358.65-407,594,601.27-256,806,870.90

Finding the Fourth Proportional to 271,554,358.65, 407,594,601.27 and 256,806,870.90

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Solution

The fourth proportional to 271,554,358.65, 407,594,601.27 and 256,806,870.90 is: 385,459,083.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,554,358.65 : 407,594,601.27 = 256,806,870.90 : x
  2. Step 2: Convert to fraction form
    271,554,358.65/407,594,601.27 = 256,806,870.90/x
  3. Step 3: Cross multiply
    271,554,358.65x = 407,594,601.27 × 256,806,870.90
  4. Step 4: Simplify right side
    271,554,358.65x = 104,673,094,147,881,856
  5. Step 5: Solve for x
    x = 104,673,094,147,881,856/271,554,358.65
  6. Step 6: Final answer
    x = 385,459,083.29

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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.