Home / 580,202,172.74-870,303,528.61-186,728,943.90

Finding the Fourth Proportional to 580,202,172.74, 870,303,528.61 and 186,728,943.90

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Solution

The fourth proportional to 580,202,172.74, 870,303,528.61 and 186,728,943.90 is: 280,093,502.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,202,172.74 : 870,303,528.61 = 186,728,943.90 : x
  2. Step 2: Convert to fraction form
    580,202,172.74/870,303,528.61 = 186,728,943.90/x
  3. Step 3: Cross multiply
    580,202,172.74x = 870,303,528.61 × 186,728,943.90
  4. Step 4: Simplify right side
    580,202,172.74x = 162,510,858,772,585,536
  5. Step 5: Solve for x
    x = 162,510,858,772,585,536/580,202,172.74
  6. Step 6: Final answer
    x = 280,093,502.59

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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.