Home / 510,557,372.54-704,587,967.43-284,516,668.77

Finding the Fourth Proportional to 510,557,372.54, 704,587,967.43 and 284,516,668.77

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Solution

The fourth proportional to 510,557,372.54, 704,587,967.43 and 284,516,668.77 is: 392,643,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,557,372.54 : 704,587,967.43 = 284,516,668.77 : x
  2. Step 2: Convert to fraction form
    510,557,372.54/704,587,967.43 = 284,516,668.77/x
  3. Step 3: Cross multiply
    510,557,372.54x = 704,587,967.43 × 284,516,668.77
  4. Step 4: Simplify right side
    510,557,372.54x = 200,467,021,346,492,992
  5. Step 5: Solve for x
    x = 200,467,021,346,492,992/510,557,372.54
  6. Step 6: Final answer
    x = 392,643,475.80

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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.