Home / 548,051,405.70-822,077,108.55-373,712,185.65

Finding the Fourth Proportional to 548,051,405.70, 822,077,108.55 and 373,712,185.65

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Solution

The fourth proportional to 548,051,405.70, 822,077,108.55 and 373,712,185.65 is: 560,568,278.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,051,405.70 : 822,077,108.55 = 373,712,185.65 : x
  2. Step 2: Convert to fraction form
    548,051,405.70/822,077,108.55 = 373,712,185.65/x
  3. Step 3: Cross multiply
    548,051,405.70x = 822,077,108.55 × 373,712,185.65
  4. Step 4: Simplify right side
    548,051,405.70x = 307,220,233,009,052,736
  5. Step 5: Solve for x
    x = 307,220,233,009,052,736/548,051,405.70
  6. Step 6: Final answer
    x = 560,568,278.48

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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.