Home / 123,048,265.35-184,572,398.03-103,042,172.55

Finding the Fourth Proportional to 123,048,265.35, 184,572,398.03 and 103,042,172.55

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Solution

The fourth proportional to 123,048,265.35, 184,572,398.03 and 103,042,172.55 is: 154,563,258.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,048,265.35 : 184,572,398.03 = 103,042,172.55 : x
  2. Step 2: Convert to fraction form
    123,048,265.35/184,572,398.03 = 103,042,172.55/x
  3. Step 3: Cross multiply
    123,048,265.35x = 184,572,398.03 × 103,042,172.55
  4. Step 4: Simplify right side
    123,048,265.35x = 19,018,740,885,259,328
  5. Step 5: Solve for x
    x = 19,018,740,885,259,328/123,048,265.35
  6. Step 6: Final answer
    x = 154,563,258.83

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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.