Home / 85,180,886.70-127,771,330.05-27,675,033.90

Finding the Fourth Proportional to 85,180,886.70, 127,771,330.05 and 27,675,033.90

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Solution

The fourth proportional to 85,180,886.70, 127,771,330.05 and 27,675,033.90 is: 41,512,550.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,180,886.70 : 127,771,330.05 = 27,675,033.90 : x
  2. Step 2: Convert to fraction form
    85,180,886.70/127,771,330.05 = 27,675,033.90/x
  3. Step 3: Cross multiply
    85,180,886.70x = 127,771,330.05 × 27,675,033.90
  4. Step 4: Simplify right side
    85,180,886.70x = 3,536,075,890,581,838.50
  5. Step 5: Solve for x
    x = 3,536,075,890,581,838.50/85,180,886.70
  6. Step 6: Final answer
    x = 41,512,550.85

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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.