Home / 548,051,462.40-822,077,193.60-257,486,095.65

Finding the Fourth Proportional to 548,051,462.40, 822,077,193.60 and 257,486,095.65

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Solution

The fourth proportional to 548,051,462.40, 822,077,193.60 and 257,486,095.65 is: 386,229,143.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,051,462.40 : 822,077,193.60 = 257,486,095.65 : x
  2. Step 2: Convert to fraction form
    548,051,462.40/822,077,193.60 = 257,486,095.65/x
  3. Step 3: Cross multiply
    548,051,462.40x = 822,077,193.60 × 257,486,095.65
  4. Step 4: Simplify right side
    548,051,462.40x = 211,673,446,902,973,184
  5. Step 5: Solve for x
    x = 211,673,446,902,973,184/548,051,462.40
  6. Step 6: Final answer
    x = 386,229,143.48

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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.