Home / 275,112,599.67-412,668,824.18-188,588,690.46

Finding the Fourth Proportional to 275,112,599.67, 412,668,824.18 and 188,588,690.46

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Solution

The fourth proportional to 275,112,599.67, 412,668,824.18 and 188,588,690.46 is: 282,882,984.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,112,599.67 : 412,668,824.18 = 188,588,690.46 : x
  2. Step 2: Convert to fraction form
    275,112,599.67/412,668,824.18 = 188,588,690.46/x
  3. Step 3: Cross multiply
    275,112,599.67x = 412,668,824.18 × 188,588,690.46
  4. Step 4: Simplify right side
    275,112,599.67x = 77,824,673,144,831,248
  5. Step 5: Solve for x
    x = 77,824,673,144,831,248/275,112,599.67
  6. Step 6: Final answer
    x = 282,882,984.05

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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.