Home / 464,575,675.88-641,127,648.78-252,896,157.90

Finding the Fourth Proportional to 464,575,675.88, 641,127,648.78 and 252,896,157.90

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Solution

The fourth proportional to 464,575,675.88, 641,127,648.78 and 252,896,157.90 is: 349,003,892.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,575,675.88 : 641,127,648.78 = 252,896,157.90 : x
  2. Step 2: Convert to fraction form
    464,575,675.88/641,127,648.78 = 252,896,157.90/x
  3. Step 3: Cross multiply
    464,575,675.88x = 641,127,648.78 × 252,896,157.90
  4. Step 4: Simplify right side
    464,575,675.88x = 162,138,719,099,922,624
  5. Step 5: Solve for x
    x = 162,138,719,099,922,624/464,575,675.88
  6. Step 6: Final answer
    x = 349,003,892.20

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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.