Home / 374,632,951.35-561,721,871.56-187,669,461.06

Finding the Fourth Proportional to 374,632,951.35, 561,721,871.56 and 187,669,461.06

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Solution

The fourth proportional to 374,632,951.35, 561,721,871.56 and 187,669,461.06 is: 281,390,199.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,632,951.35 : 561,721,871.56 = 187,669,461.06 : x
  2. Step 2: Convert to fraction form
    374,632,951.35/561,721,871.56 = 187,669,461.06/x
  3. Step 3: Cross multiply
    374,632,951.35x = 561,721,871.56 × 187,669,461.06
  4. Step 4: Simplify right side
    374,632,951.35x = 105,418,040,903,271,104
  5. Step 5: Solve for x
    x = 105,418,040,903,271,104/374,632,951.35
  6. Step 6: Final answer
    x = 281,390,199.45

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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.