Home / 383,616,005.10-575,424,007.65-219,853,445.10

Finding the Fourth Proportional to 383,616,005.10, 575,424,007.65 and 219,853,445.10

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Solution

The fourth proportional to 383,616,005.10, 575,424,007.65 and 219,853,445.10 is: 329,780,167.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,616,005.10 : 575,424,007.65 = 219,853,445.10 : x
  2. Step 2: Convert to fraction form
    383,616,005.10/575,424,007.65 = 219,853,445.10/x
  3. Step 3: Cross multiply
    383,616,005.10x = 575,424,007.65 × 219,853,445.10
  4. Step 4: Simplify right side
    383,616,005.10x = 126,508,950,475,101,248
  5. Step 5: Solve for x
    x = 126,508,950,475,101,248/383,616,005.10
  6. Step 6: Final answer
    x = 329,780,167.65

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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.