Home / 85,107,167.34-127,678,685.49-27,594,953.70

Finding the Fourth Proportional to 85,107,167.34, 127,678,685.49 and 27,594,953.70

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Solution

The fourth proportional to 85,107,167.34, 127,678,685.49 and 27,594,953.70 is: 41,398,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,107,167.34 : 127,678,685.49 = 27,594,953.70 : x
  2. Step 2: Convert to fraction form
    85,107,167.34/127,678,685.49 = 27,594,953.70/x
  3. Step 3: Cross multiply
    85,107,167.34x = 127,678,685.49 × 27,594,953.70
  4. Step 4: Simplify right side
    85,107,167.34x = 3,523,287,414,573,411.50
  5. Step 5: Solve for x
    x = 3,523,287,414,573,411.50/85,107,167.34
  6. Step 6: Final answer
    x = 41,398,245.58

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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.