Home / 801,487,487.24-1,201,392,142.74-335,415,944.60

Finding the Fourth Proportional to 801,487,487.24, 1,201,392,142.74 and 335,415,944.60

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Solution

The fourth proportional to 801,487,487.24, 1,201,392,142.74 and 335,415,944.60 is: 502,772,765.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,487,487.24 : 1,201,392,142.74 = 335,415,944.60 : x
  2. Step 2: Convert to fraction form
    801,487,487.24/1,201,392,142.74 = 335,415,944.60/x
  3. Step 3: Cross multiply
    801,487,487.24x = 1,201,392,142.74 × 335,415,944.60
  4. Step 4: Simplify right side
    801,487,487.24x = 402,966,080,392,155,136
  5. Step 5: Solve for x
    x = 402,966,080,392,155,136/801,487,487.24
  6. Step 6: Final answer
    x = 502,772,765.40

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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.