Home / 315,574,329.20-435,471,821.81-181,590,620.18

Finding the Fourth Proportional to 315,574,329.20, 435,471,821.81 and 181,590,620.18

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Solution

The fourth proportional to 315,574,329.20, 435,471,821.81 and 181,590,620.18 is: 250,583,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,574,329.20 : 435,471,821.81 = 181,590,620.18 : x
  2. Step 2: Convert to fraction form
    315,574,329.20/435,471,821.81 = 181,590,620.18/x
  3. Step 3: Cross multiply
    315,574,329.20x = 435,471,821.81 × 181,590,620.18
  4. Step 4: Simplify right side
    315,574,329.20x = 79,077,598,194,150,560
  5. Step 5: Solve for x
    x = 79,077,598,194,150,560/315,574,329.20
  6. Step 6: Final answer
    x = 250,583,114.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.