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Finding the Fourth Proportional to 995,328,137.30, 1,492,992,205.95 and 510,702,934.10

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Solution

The fourth proportional to 995,328,137.30, 1,492,992,205.95 and 510,702,934.10 is: 766,054,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,137.30 : 1,492,992,205.95 = 510,702,934.10 : x
  2. Step 2: Convert to fraction form
    995,328,137.30/1,492,992,205.95 = 510,702,934.10/x
  3. Step 3: Cross multiply
    995,328,137.30x = 1,492,992,205.95 × 510,702,934.10
  4. Step 4: Simplify right side
    995,328,137.30x = 762,475,500,167,096,576
  5. Step 5: Solve for x
    x = 762,475,500,167,096,576/995,328,137.30
  6. Step 6: Final answer
    x = 766,054,401.15

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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.