Home / 995,328,124.80-1,492,992,187.20-510,702,921.60

Finding the Fourth Proportional to 995,328,124.80, 1,492,992,187.20 and 510,702,921.60

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Solution

The fourth proportional to 995,328,124.80, 1,492,992,187.20 and 510,702,921.60 is: 766,054,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,124.80 : 1,492,992,187.20 = 510,702,921.60 : x
  2. Step 2: Convert to fraction form
    995,328,124.80/1,492,992,187.20 = 510,702,921.60/x
  3. Step 3: Cross multiply
    995,328,124.80x = 1,492,992,187.20 × 510,702,921.60
  4. Step 4: Simplify right side
    995,328,124.80x = 762,475,471,929,014,144
  5. Step 5: Solve for x
    x = 762,475,471,929,014,144/995,328,124.80
  6. Step 6: Final answer
    x = 766,054,382.40

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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.