Home / 294,902,768.80-442,637,588.40-149,500,511.20

Finding the Fourth Proportional to 294,902,768.80, 442,637,588.40 and 149,500,511.20

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Solution

The fourth proportional to 294,902,768.80, 442,637,588.40 and 149,500,511.20 is: 224,394,453.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,902,768.80 : 442,637,588.40 = 149,500,511.20 : x
  2. Step 2: Convert to fraction form
    294,902,768.80/442,637,588.40 = 149,500,511.20/x
  3. Step 3: Cross multiply
    294,902,768.80x = 442,637,588.40 × 149,500,511.20
  4. Step 4: Simplify right side
    294,902,768.80x = 66,174,545,742,135,184
  5. Step 5: Solve for x
    x = 66,174,545,742,135,184/294,902,768.80
  6. Step 6: Final answer
    x = 224,394,453.84

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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.