Home / 178,848,000.10-268,272,000.15-57,691,699.30

Finding the Fourth Proportional to 178,848,000.10, 268,272,000.15 and 57,691,699.30

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Solution

The fourth proportional to 178,848,000.10, 268,272,000.15 and 57,691,699.30 is: 86,537,548.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,848,000.10 : 268,272,000.15 = 57,691,699.30 : x
  2. Step 2: Convert to fraction form
    178,848,000.10/268,272,000.15 = 57,691,699.30/x
  3. Step 3: Cross multiply
    178,848,000.10x = 268,272,000.15 × 57,691,699.30
  4. Step 4: Simplify right side
    178,848,000.10x = 15,477,067,563,263,354
  5. Step 5: Solve for x
    x = 15,477,067,563,263,354/178,848,000.10
  6. Step 6: Final answer
    x = 86,537,548.95

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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.