Home / 108,118,826.48-162,176,936.04-43,421,469.68

Finding the Fourth Proportional to 108,118,826.48, 162,176,936.04 and 43,421,469.68

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Solution

The fourth proportional to 108,118,826.48, 162,176,936.04 and 43,421,469.68 is: 65,131,680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,118,826.48 : 162,176,936.04 = 43,421,469.68 : x
  2. Step 2: Convert to fraction form
    108,118,826.48/162,176,936.04 = 43,421,469.68/x
  3. Step 3: Cross multiply
    108,118,826.48x = 162,176,936.04 × 43,421,469.68
  4. Step 4: Simplify right side
    108,118,826.48x = 7,041,960,911,056,159
  5. Step 5: Solve for x
    x = 7,041,960,911,056,159/108,118,826.48
  6. Step 6: Final answer
    x = 65,131,680.95

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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.