Home / 995,328,813.60-1,492,993,220.40-837,668,858.40

Finding the Fourth Proportional to 995,328,813.60, 1,492,993,220.40 and 837,668,858.40

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Solution

The fourth proportional to 995,328,813.60, 1,492,993,220.40 and 837,668,858.40 is: 1,256,503,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,813.60 : 1,492,993,220.40 = 837,668,858.40 : x
  2. Step 2: Convert to fraction form
    995,328,813.60/1,492,993,220.40 = 837,668,858.40/x
  3. Step 3: Cross multiply
    995,328,813.60x = 1,492,993,220.40 × 837,668,858.40
  4. Step 4: Simplify right side
    995,328,813.60x = 1,250,633,926,531,407,616
  5. Step 5: Solve for x
    x = 1,250,633,926,531,407,616/995,328,813.60
  6. Step 6: Final answer
    x = 1,256,503,287.60

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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.