Home / 623,752,920.24-860,785,832.37-345,299,093.88

Finding the Fourth Proportional to 623,752,920.24, 860,785,832.37 and 345,299,093.88

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Solution

The fourth proportional to 623,752,920.24, 860,785,832.37 and 345,299,093.88 is: 476,516,515.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,752,920.24 : 860,785,832.37 = 345,299,093.88 : x
  2. Step 2: Convert to fraction form
    623,752,920.24/860,785,832.37 = 345,299,093.88/x
  3. Step 3: Cross multiply
    623,752,920.24x = 860,785,832.37 × 345,299,093.88
  4. Step 4: Simplify right side
    623,752,920.24x = 297,228,567,942,102,592
  5. Step 5: Solve for x
    x = 297,228,567,942,102,592/623,752,920.24
  6. Step 6: Final answer
    x = 476,516,515.27

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1.5x scale

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.