Home / 510,470,660,210.58-765,021,546,692.22-397,287,058,410.90

Finding the Fourth Proportional to 510,470,660,210.58, 765,021,546,692.22 and 397,287,058,410.90

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Solution

The fourth proportional to 510,470,660,210.58, 765,021,546,692.22 and 397,287,058,410.90 is: 595,397,901,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,470,660,210.58 : 765,021,546,692.22 = 397,287,058,410.90 : x
  2. Step 2: Convert to fraction form
    510,470,660,210.58/765,021,546,692.22 = 397,287,058,410.90/x
  3. Step 3: Cross multiply
    510,470,660,210.58x = 765,021,546,692.22 × 397,287,058,410.90
  4. Step 4: Simplify right side
    510,470,660,210.58x = 303,933,159,906,309,065,146,368
  5. Step 5: Solve for x
    x = 303,933,159,906,309,065,146,368/510,470,660,210.58
  6. Step 6: Final answer
    x = 595,397,901,577.60

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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.