Home / 238,626,792.60-329,350,174.38-149,360,130.24

Finding the Fourth Proportional to 238,626,792.60, 329,350,174.38 and 149,360,130.24

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Solution

The fourth proportional to 238,626,792.60, 329,350,174.38 and 149,360,130.24 is: 206,145,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,626,792.60 : 329,350,174.38 = 149,360,130.24 : x
  2. Step 2: Convert to fraction form
    238,626,792.60/329,350,174.38 = 149,360,130.24/x
  3. Step 3: Cross multiply
    238,626,792.60x = 329,350,174.38 × 149,360,130.24
  4. Step 4: Simplify right side
    238,626,792.60x = 49,191,784,939,963,512
  5. Step 5: Solve for x
    x = 49,191,784,939,963,512/238,626,792.60
  6. Step 6: Final answer
    x = 206,145,271.47

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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.