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Finding the Fourth Proportional to 995,604,046.80, 1,492,130,611.80 and 885,914,624.40

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Solution

The fourth proportional to 995,604,046.80, 1,492,130,611.80 and 885,914,624.40 is: 1,327,737,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,604,046.80 : 1,492,130,611.80 = 885,914,624.40 : x
  2. Step 2: Convert to fraction form
    995,604,046.80/1,492,130,611.80 = 885,914,624.40/x
  3. Step 3: Cross multiply
    995,604,046.80x = 1,492,130,611.80 × 885,914,624.40
  4. Step 4: Simplify right side
    995,604,046.80x = 1,321,900,330,508,539,136
  5. Step 5: Solve for x
    x = 1,321,900,330,508,539,136/995,604,046.80
  6. Step 6: Final answer
    x = 1,327,737,000.22

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1.5x scale

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.