Home / 472,568,105.79-652,154,425.43-260,874,435.02

Finding the Fourth Proportional to 472,568,105.79, 652,154,425.43 and 260,874,435.02

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Solution

The fourth proportional to 472,568,105.79, 652,154,425.43 and 260,874,435.02 is: 360,012,483.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,568,105.79 : 652,154,425.43 = 260,874,435.02 : x
  2. Step 2: Convert to fraction form
    472,568,105.79/652,154,425.43 = 260,874,435.02/x
  3. Step 3: Cross multiply
    472,568,105.79x = 652,154,425.43 × 260,874,435.02
  4. Step 4: Simplify right side
    472,568,105.79x = 170,130,417,275,278,816
  5. Step 5: Solve for x
    x = 170,130,417,275,278,816/472,568,105.79
  6. Step 6: Final answer
    x = 360,012,483.26

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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.