Home / 208,851,676.29-288,217,607.39-114,765,847.58

Finding the Fourth Proportional to 208,851,676.29, 288,217,607.39 and 114,765,847.58

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Solution

The fourth proportional to 208,851,676.29, 288,217,607.39 and 114,765,847.58 is: 158,378,130.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,851,676.29 : 288,217,607.39 = 114,765,847.58 : x
  2. Step 2: Convert to fraction form
    208,851,676.29/288,217,607.39 = 114,765,847.58/x
  3. Step 3: Cross multiply
    208,851,676.29x = 288,217,607.39 × 114,765,847.58
  4. Step 4: Simplify right side
    208,851,676.29x = 33,077,537,997,578,104
  5. Step 5: Solve for x
    x = 33,077,537,997,578,104/208,851,676.29
  6. Step 6: Final answer
    x = 158,378,130.28

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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.