Home / 613,027,201.80-919,540,802.70-546,514,408.20

Finding the Fourth Proportional to 613,027,201.80, 919,540,802.70 and 546,514,408.20

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Solution

The fourth proportional to 613,027,201.80, 919,540,802.70 and 546,514,408.20 is: 819,771,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,027,201.80 : 919,540,802.70 = 546,514,408.20 : x
  2. Step 2: Convert to fraction form
    613,027,201.80/919,540,802.70 = 546,514,408.20/x
  3. Step 3: Cross multiply
    613,027,201.80x = 919,540,802.70 × 546,514,408.20
  4. Step 4: Simplify right side
    613,027,201.80x = 502,542,297,603,343,552
  5. Step 5: Solve for x
    x = 502,542,297,603,343,552/613,027,201.80
  6. Step 6: Final answer
    x = 819,771,612.30

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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.