Home / 354,097,321.60-531,145,982.40-293,631,145.60

Finding the Fourth Proportional to 354,097,321.60, 531,145,982.40 and 293,631,145.60

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Solution

The fourth proportional to 354,097,321.60, 531,145,982.40 and 293,631,145.60 is: 440,446,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,097,321.60 : 531,145,982.40 = 293,631,145.60 : x
  2. Step 2: Convert to fraction form
    354,097,321.60/531,145,982.40 = 293,631,145.60/x
  3. Step 3: Cross multiply
    354,097,321.60x = 531,145,982.40 × 293,631,145.60
  4. Step 4: Simplify right side
    354,097,321.60x = 155,961,003,292,949,440
  5. Step 5: Solve for x
    x = 155,961,003,292,949,440/354,097,321.60
  6. Step 6: Final answer
    x = 440,446,718.40

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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.