Home / 995,328,444.20-1,492,992,666.30-916,722,415.40

Finding the Fourth Proportional to 995,328,444.20, 1,492,992,666.30 and 916,722,415.40

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Solution

The fourth proportional to 995,328,444.20, 1,492,992,666.30 and 916,722,415.40 is: 1,375,083,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,444.20 : 1,492,992,666.30 = 916,722,415.40 : x
  2. Step 2: Convert to fraction form
    995,328,444.20/1,492,992,666.30 = 916,722,415.40/x
  3. Step 3: Cross multiply
    995,328,444.20x = 1,492,992,666.30 × 916,722,415.40
  4. Step 4: Simplify right side
    995,328,444.20x = 1,368,659,843,225,022,208
  5. Step 5: Solve for x
    x = 1,368,659,843,225,022,208/995,328,444.20
  6. Step 6: Final answer
    x = 1,375,083,623.10

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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.