Home / 99,072,603.70-148,608,905.55-92,695,311.70

Finding the Fourth Proportional to 99,072,603.70, 148,608,905.55 and 92,695,311.70

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Solution

The fourth proportional to 99,072,603.70, 148,608,905.55 and 92,695,311.70 is: 139,042,967.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,072,603.70 : 148,608,905.55 = 92,695,311.70 : x
  2. Step 2: Convert to fraction form
    99,072,603.70/148,608,905.55 = 92,695,311.70/x
  3. Step 3: Cross multiply
    99,072,603.70x = 148,608,905.55 × 92,695,311.70
  4. Step 4: Simplify right side
    99,072,603.70x = 13,775,348,821,353,112
  5. Step 5: Solve for x
    x = 13,775,348,821,353,112/99,072,603.70
  6. Step 6: Final answer
    x = 139,042,967.55

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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.