Home / 123,048,236.60-184,572,354.90-103,042,143.80

Finding the Fourth Proportional to 123,048,236.60, 184,572,354.90 and 103,042,143.80

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Solution

The fourth proportional to 123,048,236.60, 184,572,354.90 and 103,042,143.80 is: 154,563,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,048,236.60 : 184,572,354.90 = 103,042,143.80 : x
  2. Step 2: Convert to fraction form
    123,048,236.60/184,572,354.90 = 103,042,143.80/x
  3. Step 3: Cross multiply
    123,048,236.60x = 184,572,354.90 × 103,042,143.80
  4. Step 4: Simplify right side
    123,048,236.60x = 19,018,731,135,110,436
  5. Step 5: Solve for x
    x = 19,018,731,135,110,436/123,048,236.60
  6. Step 6: Final answer
    x = 154,563,215.70

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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.