Home / 409,063,293.90-564,491,036.22-230,443,021.35

Finding the Fourth Proportional to 409,063,293.90, 564,491,036.22 and 230,443,021.35

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Solution

The fourth proportional to 409,063,293.90, 564,491,036.22 and 230,443,021.35 is: 318,002,181.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,063,293.90 : 564,491,036.22 = 230,443,021.35 : x
  2. Step 2: Convert to fraction form
    409,063,293.90/564,491,036.22 = 230,443,021.35/x
  3. Step 3: Cross multiply
    409,063,293.90x = 564,491,036.22 × 230,443,021.35
  4. Step 4: Simplify right side
    409,063,293.90x = 130,083,019,911,529,088
  5. Step 5: Solve for x
    x = 130,083,019,911,529,088/409,063,293.90
  6. Step 6: Final answer
    x = 318,002,181.69

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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.