Home / 383,471,032.20-575,206,548.30-319,698,112.20

Finding the Fourth Proportional to 383,471,032.20, 575,206,548.30 and 319,698,112.20

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Solution

The fourth proportional to 383,471,032.20, 575,206,548.30 and 319,698,112.20 is: 479,547,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,471,032.20 : 575,206,548.30 = 319,698,112.20 : x
  2. Step 2: Convert to fraction form
    383,471,032.20/575,206,548.30 = 319,698,112.20/x
  3. Step 3: Cross multiply
    383,471,032.20x = 575,206,548.30 × 319,698,112.20
  4. Step 4: Simplify right side
    383,471,032.20x = 183,892,447,616,588,096
  5. Step 5: Solve for x
    x = 183,892,447,616,588,096/383,471,032.20
  6. Step 6: Final answer
    x = 479,547,168.30

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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.