Home / 539,430,735.88-744,414,416.46-291,912,090.04

Finding the Fourth Proportional to 539,430,735.88, 744,414,416.46 and 291,912,090.04

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Solution

The fourth proportional to 539,430,735.88, 744,414,416.46 and 291,912,090.04 is: 402,838,684.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,430,735.88 : 744,414,416.46 = 291,912,090.04 : x
  2. Step 2: Convert to fraction form
    539,430,735.88/744,414,416.46 = 291,912,090.04/x
  3. Step 3: Cross multiply
    539,430,735.88x = 744,414,416.46 × 291,912,090.04
  4. Step 4: Simplify right side
    539,430,735.88x = 217,303,568,164,745,600
  5. Step 5: Solve for x
    x = 217,303,568,164,745,600/539,430,735.88
  6. Step 6: Final answer
    x = 402,838,684.77

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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.