Home / 497,633,111.63-686,733,989.49-277,616,537.63

Finding the Fourth Proportional to 497,633,111.63, 686,733,989.49 and 277,616,537.63

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Solution

The fourth proportional to 497,633,111.63, 686,733,989.49 and 277,616,537.63 is: 383,110,986.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,633,111.63 : 686,733,989.49 = 277,616,537.63 : x
  2. Step 2: Convert to fraction form
    497,633,111.63/686,733,989.49 = 277,616,537.63/x
  3. Step 3: Cross multiply
    497,633,111.63x = 686,733,989.49 × 277,616,537.63
  4. Step 4: Simplify right side
    497,633,111.63x = 190,648,712,431,616,928
  5. Step 5: Solve for x
    x = 190,648,712,431,616,928/497,633,111.63
  6. Step 6: Final answer
    x = 383,110,986.74

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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.