Home / 995,603,711.80-1,492,130,109.30-885,914,289.40

Finding the Fourth Proportional to 995,603,711.80, 1,492,130,109.30 and 885,914,289.40

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Solution

The fourth proportional to 995,603,711.80, 1,492,130,109.30 and 885,914,289.40 is: 1,327,736,497.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,603,711.80 : 1,492,130,109.30 = 885,914,289.40 : x
  2. Step 2: Convert to fraction form
    995,603,711.80/1,492,130,109.30 = 885,914,289.40/x
  3. Step 3: Cross multiply
    995,603,711.80x = 1,492,130,109.30 × 885,914,289.40
  4. Step 4: Simplify right side
    995,603,711.80x = 1,321,899,385,472,853,760
  5. Step 5: Solve for x
    x = 1,321,899,385,472,853,760/995,603,711.80
  6. Step 6: Final answer
    x = 1,327,736,497.77

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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.