Home / 704,030,022.40-1,057,052,803.20-397,920,006.40

Finding the Fourth Proportional to 704,030,022.40, 1,057,052,803.20 and 397,920,006.40

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Solution

The fourth proportional to 704,030,022.40, 1,057,052,803.20 and 397,920,006.40 is: 597,449,604.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,030,022.40 : 1,057,052,803.20 = 397,920,006.40 : x
  2. Step 2: Convert to fraction form
    704,030,022.40/1,057,052,803.20 = 397,920,006.40/x
  3. Step 3: Cross multiply
    704,030,022.40x = 1,057,052,803.20 × 397,920,006.40
  4. Step 4: Simplify right side
    704,030,022.40x = 420,622,458,214,481,920
  5. Step 5: Solve for x
    x = 420,622,458,214,481,920/704,030,022.40
  6. Step 6: Final answer
    x = 597,449,604.18

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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.