Home / 565,465,208.40-848,197,812.60-457,969,784.40

Finding the Fourth Proportional to 565,465,208.40, 848,197,812.60 and 457,969,784.40

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Solution

The fourth proportional to 565,465,208.40, 848,197,812.60 and 457,969,784.40 is: 686,954,676.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,465,208.40 : 848,197,812.60 = 457,969,784.40 : x
  2. Step 2: Convert to fraction form
    565,465,208.40/848,197,812.60 = 457,969,784.40/x
  3. Step 3: Cross multiply
    565,465,208.40x = 848,197,812.60 × 457,969,784.40
  4. Step 4: Simplify right side
    565,465,208.40x = 388,448,969,364,973,568
  5. Step 5: Solve for x
    x = 388,448,969,364,973,568/565,465,208.40
  6. Step 6: Final answer
    x = 686,954,676.60

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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.