Home / 623,627,509.44-860,595,523.92-345,163,071.36

Finding the Fourth Proportional to 623,627,509.44, 860,595,523.92 and 345,163,071.36

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Solution

The fourth proportional to 623,627,509.44, 860,595,523.92 and 345,163,071.36 is: 476,319,260.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,627,509.44 : 860,595,523.92 = 345,163,071.36 : x
  2. Step 2: Convert to fraction form
    623,627,509.44/860,595,523.92 = 345,163,071.36/x
  3. Step 3: Cross multiply
    623,627,509.44x = 860,595,523.92 × 345,163,071.36
  4. Step 4: Simplify right side
    623,627,509.44x = 297,045,794,234,895,552
  5. Step 5: Solve for x
    x = 297,045,794,234,895,552/623,627,509.44
  6. Step 6: Final answer
    x = 476,319,260.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.