Home / 708,589,115.70-1,062,883,673.55-704,284,443.60

Finding the Fourth Proportional to 708,589,115.70, 1,062,883,673.55 and 704,284,443.60

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Solution

The fourth proportional to 708,589,115.70, 1,062,883,673.55 and 704,284,443.60 is: 1,056,426,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,115.70 : 1,062,883,673.55 = 704,284,443.60 : x
  2. Step 2: Convert to fraction form
    708,589,115.70/1,062,883,673.55 = 704,284,443.60/x
  3. Step 3: Cross multiply
    708,589,115.70x = 1,062,883,673.55 × 704,284,443.60
  4. Step 4: Simplify right side
    708,589,115.70x = 748,572,436,637,685,760
  5. Step 5: Solve for x
    x = 748,572,436,637,685,760/708,589,115.70
  6. Step 6: Final answer
    x = 1,056,426,665.40

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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.