Home / 39,318,739,818.86-59,020,080,244.25-16,945,529,429.72

Finding the Fourth Proportional to 39,318,739,818.86, 59,020,080,244.25 and 16,945,529,429.72

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Solution

The fourth proportional to 39,318,739,818.86, 59,020,080,244.25 and 16,945,529,429.72 is: 25,436,382,532.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,318,739,818.86 : 59,020,080,244.25 = 16,945,529,429.72 : x
  2. Step 2: Convert to fraction form
    39,318,739,818.86/59,020,080,244.25 = 16,945,529,429.72/x
  3. Step 3: Cross multiply
    39,318,739,818.86x = 59,020,080,244.25 × 16,945,529,429.72
  4. Step 4: Simplify right side
    39,318,739,818.86x = 1,000,126,506,722,994,552,832
  5. Step 5: Solve for x
    x = 1,000,126,506,722,994,552,832/39,318,739,818.86
  6. Step 6: Final answer
    x = 25,436,382,532.37

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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.