Home / 299,575,688.79-413,378,646.49-165,595,506.47

Finding the Fourth Proportional to 299,575,688.79, 413,378,646.49 and 165,595,506.47

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Solution

The fourth proportional to 299,575,688.79, 413,378,646.49 and 165,595,506.47 is: 228,502,007.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,575,688.79 : 413,378,646.49 = 165,595,506.47 : x
  2. Step 2: Convert to fraction form
    299,575,688.79/413,378,646.49 = 165,595,506.47/x
  3. Step 3: Cross multiply
    299,575,688.79x = 413,378,646.49 × 165,595,506.47
  4. Step 4: Simplify right side
    299,575,688.79x = 68,453,646,329,394,640
  5. Step 5: Solve for x
    x = 68,453,646,329,394,640/299,575,688.79
  6. Step 6: Final answer
    x = 228,502,007.64

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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.