Home / 679,301,508.36-937,141,024.34-431,650,001.80

Finding the Fourth Proportional to 679,301,508.36, 937,141,024.34 and 431,650,001.80

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Solution

The fourth proportional to 679,301,508.36, 937,141,024.34 and 431,650,001.80 is: 595,489,513.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,301,508.36 : 937,141,024.34 = 431,650,001.80 : x
  2. Step 2: Convert to fraction form
    679,301,508.36/937,141,024.34 = 431,650,001.80/x
  3. Step 3: Cross multiply
    679,301,508.36x = 937,141,024.34 × 431,650,001.80
  4. Step 4: Simplify right side
    679,301,508.36x = 404,516,924,843,214,848
  5. Step 5: Solve for x
    x = 404,516,924,843,214,848/679,301,508.36
  6. Step 6: Final answer
    x = 595,489,513.66

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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.