Home / 995,329,612.80-1,492,994,419.20-670,454,553.60

Finding the Fourth Proportional to 995,329,612.80, 1,492,994,419.20 and 670,454,553.60

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Solution

The fourth proportional to 995,329,612.80, 1,492,994,419.20 and 670,454,553.60 is: 1,005,681,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,329,612.80 : 1,492,994,419.20 = 670,454,553.60 : x
  2. Step 2: Convert to fraction form
    995,329,612.80/1,492,994,419.20 = 670,454,553.60/x
  3. Step 3: Cross multiply
    995,329,612.80x = 1,492,994,419.20 × 670,454,553.60
  4. Step 4: Simplify right side
    995,329,612.80x = 1,000,984,906,852,027,392
  5. Step 5: Solve for x
    x = 1,000,984,906,852,027,392/995,329,612.80
  6. Step 6: Final answer
    x = 1,005,681,830.40

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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.