Home / 131,154,163.09-195,880,918.65-118,833,510.22

Finding the Fourth Proportional to 131,154,163.09, 195,880,918.65 and 118,833,510.22

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Solution

The fourth proportional to 131,154,163.09, 195,880,918.65 and 118,833,510.22 is: 177,479,819.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,154,163.09 : 195,880,918.65 = 118,833,510.22 : x
  2. Step 2: Convert to fraction form
    131,154,163.09/195,880,918.65 = 118,833,510.22/x
  3. Step 3: Cross multiply
    131,154,163.09x = 195,880,918.65 × 118,833,510.22
  4. Step 4: Simplify right side
    131,154,163.09x = 23,277,217,148,297,764
  5. Step 5: Solve for x
    x = 23,277,217,148,297,764/131,154,163.09
  6. Step 6: Final answer
    x = 177,479,819.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.