Home / 1,137,368,176.40-1,706,052,264.60-447,297,942.80

Finding the Fourth Proportional to 1,137,368,176.40, 1,706,052,264.60 and 447,297,942.80

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Solution

The fourth proportional to 1,137,368,176.40, 1,706,052,264.60 and 447,297,942.80 is: 670,946,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,368,176.40 : 1,706,052,264.60 = 447,297,942.80 : x
  2. Step 2: Convert to fraction form
    1,137,368,176.40/1,706,052,264.60 = 447,297,942.80/x
  3. Step 3: Cross multiply
    1,137,368,176.40x = 1,706,052,264.60 × 447,297,942.80
  4. Step 4: Simplify right side
    1,137,368,176.40x = 763,113,668,264,861,184
  5. Step 5: Solve for x
    x = 763,113,668,264,861,184/1,137,368,176.40
  6. Step 6: Final answer
    x = 670,946,914.20

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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.