Home / 484,574,570.40-726,861,855.60-436,201,629.60

Finding the Fourth Proportional to 484,574,570.40, 726,861,855.60 and 436,201,629.60

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Solution

The fourth proportional to 484,574,570.40, 726,861,855.60 and 436,201,629.60 is: 654,302,444.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,574,570.40 : 726,861,855.60 = 436,201,629.60 : x
  2. Step 2: Convert to fraction form
    484,574,570.40/726,861,855.60 = 436,201,629.60/x
  3. Step 3: Cross multiply
    484,574,570.40x = 726,861,855.60 × 436,201,629.60
  4. Step 4: Simplify right side
    484,574,570.40x = 317,058,325,906,799,936
  5. Step 5: Solve for x
    x = 317,058,325,906,799,936/484,574,570.40
  6. Step 6: Final answer
    x = 654,302,444.40

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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.