Home / 212,111,934,369.94-318,227,593,009.11-92,739,741,980.50

Finding the Fourth Proportional to 212,111,934,369.94, 318,227,593,009.11 and 92,739,741,980.50

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Solution

The fourth proportional to 212,111,934,369.94, 318,227,593,009.11 and 92,739,741,980.50 is: 139,135,711,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,111,934,369.94 : 318,227,593,009.11 = 92,739,741,980.50 : x
  2. Step 2: Convert to fraction form
    212,111,934,369.94/318,227,593,009.11 = 92,739,741,980.50/x
  3. Step 3: Cross multiply
    212,111,934,369.94x = 318,227,593,009.11 × 92,739,741,980.50
  4. Step 4: Simplify right side
    212,111,934,369.94x = 29,512,344,866,740,424,933,376
  5. Step 5: Solve for x
    x = 29,512,344,866,740,424,933,376/212,111,934,369.94
  6. Step 6: Final answer
    x = 139,135,711,313.95

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1.5x scale

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.