Home / 893,932,216.43-1,233,616,668.73-492,037,372.06

Finding the Fourth Proportional to 893,932,216.43, 1,233,616,668.73 and 492,037,372.06

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Solution

The fourth proportional to 893,932,216.43, 1,233,616,668.73 and 492,037,372.06 is: 679,006,184.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,932,216.43 : 1,233,616,668.73 = 492,037,372.06 : x
  2. Step 2: Convert to fraction form
    893,932,216.43/1,233,616,668.73 = 492,037,372.06/x
  3. Step 3: Cross multiply
    893,932,216.43x = 1,233,616,668.73 × 492,037,372.06
  4. Step 4: Simplify right side
    893,932,216.43x = 606,985,503,807,695,488
  5. Step 5: Solve for x
    x = 606,985,503,807,695,488/893,932,216.43
  6. Step 6: Final answer
    x = 679,006,184.87

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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.