Home / 1,757,000,621.89-2,422,454,732.31-1,286,284,731.40

Finding the Fourth Proportional to 1,757,000,621.89, 2,422,454,732.31 and 1,286,284,731.40

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Solution

The fourth proportional to 1,757,000,621.89, 2,422,454,732.31 and 1,286,284,731.40 is: 1,773,457,843.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,000,621.89 : 2,422,454,732.31 = 1,286,284,731.40 : x
  2. Step 2: Convert to fraction form
    1,757,000,621.89/2,422,454,732.31 = 1,286,284,731.40/x
  3. Step 3: Cross multiply
    1,757,000,621.89x = 2,422,454,732.31 × 1,286,284,731.40
  4. Step 4: Simplify right side
    1,757,000,621.89x = 3,115,966,534,678,027,264
  5. Step 5: Solve for x
    x = 3,115,966,534,678,027,264/1,757,000,621.89
  6. Step 6: Final answer
    x = 1,773,457,843.93

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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.