Home / 99,072,604.70-148,608,907.05-92,695,312.70

Finding the Fourth Proportional to 99,072,604.70, 148,608,907.05 and 92,695,312.70

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Solution

The fourth proportional to 99,072,604.70, 148,608,907.05 and 92,695,312.70 is: 139,042,969.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,072,604.70 : 148,608,907.05 = 92,695,312.70 : x
  2. Step 2: Convert to fraction form
    99,072,604.70/148,608,907.05 = 92,695,312.70/x
  3. Step 3: Cross multiply
    99,072,604.70x = 148,608,907.05 × 92,695,312.70
  4. Step 4: Simplify right side
    99,072,604.70x = 13,775,349,109,004,986
  5. Step 5: Solve for x
    x = 13,775,349,109,004,986/99,072,604.70
  6. Step 6: Final answer
    x = 139,042,969.05

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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.