Home / 582,413,972.63-803,198,979.11-455,271,448.23

Finding the Fourth Proportional to 582,413,972.63, 803,198,979.11 and 455,271,448.23

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Solution

The fourth proportional to 582,413,972.63, 803,198,979.11 and 455,271,448.23 is: 627,858,498.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,413,972.63 : 803,198,979.11 = 455,271,448.23 : x
  2. Step 2: Convert to fraction form
    582,413,972.63/803,198,979.11 = 455,271,448.23/x
  3. Step 3: Cross multiply
    582,413,972.63x = 803,198,979.11 × 455,271,448.23
  4. Step 4: Simplify right side
    582,413,972.63x = 365,673,562,437,405,376
  5. Step 5: Solve for x
    x = 365,673,562,437,405,376/582,413,972.63
  6. Step 6: Final answer
    x = 627,858,498.64

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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.