Home / 281,949,299.87-423,010,548.89-134,584,903.98

Finding the Fourth Proportional to 281,949,299.87, 423,010,548.89 and 134,584,903.98

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Solution

The fourth proportional to 281,949,299.87, 423,010,548.89 and 134,584,903.98 is: 201,918,692.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,949,299.87 : 423,010,548.89 = 134,584,903.98 : x
  2. Step 2: Convert to fraction form
    281,949,299.87/423,010,548.89 = 134,584,903.98/x
  3. Step 3: Cross multiply
    281,949,299.87x = 423,010,548.89 × 134,584,903.98
  4. Step 4: Simplify right side
    281,949,299.87x = 56,930,834,104,214,816
  5. Step 5: Solve for x
    x = 56,930,834,104,214,816/281,949,299.87
  6. Step 6: Final answer
    x = 201,918,692.94

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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.