Home / 108,867,628.30-163,077,493.65-55,045,266.70

Finding the Fourth Proportional to 108,867,628.30, 163,077,493.65 and 55,045,266.70

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Solution

The fourth proportional to 108,867,628.30, 163,077,493.65 and 55,045,266.70 is: 82,454,667.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,867,628.30 : 163,077,493.65 = 55,045,266.70 : x
  2. Step 2: Convert to fraction form
    108,867,628.30/163,077,493.65 = 55,045,266.70/x
  3. Step 3: Cross multiply
    108,867,628.30x = 163,077,493.65 × 55,045,266.70
  4. Step 4: Simplify right side
    108,867,628.30x = 8,976,644,130,731,807
  5. Step 5: Solve for x
    x = 8,976,644,130,731,807/108,867,628.30
  6. Step 6: Final answer
    x = 82,454,667.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.