Home / 382,939,349,300.22-574,409,023,989.86-127,968,732,848.61

Finding the Fourth Proportional to 382,939,349,300.22, 574,409,023,989.86 and 127,968,732,848.61

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Solution

The fourth proportional to 382,939,349,300.22, 574,409,023,989.86 and 127,968,732,848.61 is: 191,953,099,286.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,939,349,300.22 : 574,409,023,989.86 = 127,968,732,848.61 : x
  2. Step 2: Convert to fraction form
    382,939,349,300.22/574,409,023,989.86 = 127,968,732,848.61/x
  3. Step 3: Cross multiply
    382,939,349,300.22x = 574,409,023,989.86 × 127,968,732,848.61
  4. Step 4: Simplify right side
    382,939,349,300.22x = 73,506,394,936,789,203,681,280
  5. Step 5: Solve for x
    x = 73,506,394,936,789,203,681,280/382,939,349,300.22
  6. Step 6: Final answer
    x = 191,953,099,286.13

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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.