Home / 77,589,075.71-116,376,056.46-31,533,706.10

Finding the Fourth Proportional to 77,589,075.71, 116,376,056.46 and 31,533,706.10

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Solution

The fourth proportional to 77,589,075.71, 116,376,056.46 and 31,533,706.10 is: 47,297,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,589,075.71 : 116,376,056.46 = 31,533,706.10 : x
  2. Step 2: Convert to fraction form
    77,589,075.71/116,376,056.46 = 31,533,706.10/x
  3. Step 3: Cross multiply
    77,589,075.71x = 116,376,056.46 × 31,533,706.10
  4. Step 4: Simplify right side
    77,589,075.71x = 3,669,768,360,904,766
  5. Step 5: Solve for x
    x = 3,669,768,360,904,766/77,589,075.71
  6. Step 6: Final answer
    x = 47,297,487.79

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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.