Home / 383,544,193.89-575,327,009.79-124,759,415.10

Finding the Fourth Proportional to 383,544,193.89, 575,327,009.79 and 124,759,415.10

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Solution

The fourth proportional to 383,544,193.89, 575,327,009.79 and 124,759,415.10 is: 187,142,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,544,193.89 : 575,327,009.79 = 124,759,415.10 : x
  2. Step 2: Convert to fraction form
    383,544,193.89/575,327,009.79 = 124,759,415.10/x
  3. Step 3: Cross multiply
    383,544,193.89x = 575,327,009.79 × 124,759,415.10
  4. Step 4: Simplify right side
    383,544,193.89x = 71,777,461,232,632,368
  5. Step 5: Solve for x
    x = 71,777,461,232,632,368/383,544,193.89
  6. Step 6: Final answer
    x = 187,142,609.32

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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.