Home / 574,466,618.80-860,462,228.22-389,217,702.34

Finding the Fourth Proportional to 574,466,618.80, 860,462,228.22 and 389,217,702.34

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Solution

The fourth proportional to 574,466,618.80, 860,462,228.22 and 389,217,702.34 is: 582,987,976.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,466,618.80 : 860,462,228.22 = 389,217,702.34 : x
  2. Step 2: Convert to fraction form
    574,466,618.80/860,462,228.22 = 389,217,702.34/x
  3. Step 3: Cross multiply
    574,466,618.80x = 860,462,228.22 × 389,217,702.34
  4. Step 4: Simplify right side
    574,466,618.80x = 334,907,131,418,145,088
  5. Step 5: Solve for x
    x = 334,907,131,418,145,088/574,466,618.80
  6. Step 6: Final answer
    x = 582,987,976.08

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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.