Home / 382,939,349,302.22-574,409,023,992.86-127,968,732,850.62

Finding the Fourth Proportional to 382,939,349,302.22, 574,409,023,992.86 and 127,968,732,850.62

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Solution

The fourth proportional to 382,939,349,302.22, 574,409,023,992.86 and 127,968,732,850.62 is: 191,953,099,289.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,939,349,302.22 : 574,409,023,992.86 = 127,968,732,850.62 : x
  2. Step 2: Convert to fraction form
    382,939,349,302.22/574,409,023,992.86 = 127,968,732,850.62/x
  3. Step 3: Cross multiply
    382,939,349,302.22x = 574,409,023,992.86 × 127,968,732,850.62
  4. Step 4: Simplify right side
    382,939,349,302.22x = 73,506,394,938,327,674,388,480
  5. Step 5: Solve for x
    x = 73,506,394,938,327,674,388,480/382,939,349,302.22
  6. Step 6: Final answer
    x = 191,953,099,289.14

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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.