Home / 31,482,093,892.86-47,223,140,842.53-10,520,526,732.66

Finding the Fourth Proportional to 31,482,093,892.86, 47,223,140,842.53 and 10,520,526,732.66

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Solution

The fourth proportional to 31,482,093,892.86, 47,223,140,842.53 and 10,520,526,732.66 is: 15,780,790,100.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,482,093,892.86 : 47,223,140,842.53 = 10,520,526,732.66 : x
  2. Step 2: Convert to fraction form
    31,482,093,892.86/47,223,140,842.53 = 10,520,526,732.66/x
  3. Step 3: Cross multiply
    31,482,093,892.86x = 47,223,140,842.53 × 10,520,526,732.66
  4. Step 4: Simplify right side
    31,482,093,892.86x = 496,812,315,634,005,114,880
  5. Step 5: Solve for x
    x = 496,812,315,634,005,114,880/31,482,093,892.86
  6. Step 6: Final answer
    x = 15,780,790,100.07

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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.