Home / 673,924,623.78-930,051,906.00-376,574,084.07

Finding the Fourth Proportional to 673,924,623.78, 930,051,906.00 and 376,574,084.07

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Solution

The fourth proportional to 673,924,623.78, 930,051,906.00 and 376,574,084.07 is: 519,692,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,924,623.78 : 930,051,906.00 = 376,574,084.07 : x
  2. Step 2: Convert to fraction form
    673,924,623.78/930,051,906.00 = 376,574,084.07/x
  3. Step 3: Cross multiply
    673,924,623.78x = 930,051,906.00 × 376,574,084.07
  4. Step 4: Simplify right side
    673,924,623.78x = 350,233,444,634,609,856
  5. Step 5: Solve for x
    x = 350,233,444,634,609,856/673,924,623.78
  6. Step 6: Final answer
    x = 519,692,310.20

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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.