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Finding the Fourth Proportional to 995,328,593.40, 1,492,992,890.10 and 753,463,889.40

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Solution

The fourth proportional to 995,328,593.40, 1,492,992,890.10 and 753,463,889.40 is: 1,130,195,834.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,593.40 : 1,492,992,890.10 = 753,463,889.40 : x
  2. Step 2: Convert to fraction form
    995,328,593.40/1,492,992,890.10 = 753,463,889.40/x
  3. Step 3: Cross multiply
    995,328,593.40x = 1,492,992,890.10 × 753,463,889.40
  4. Step 4: Simplify right side
    995,328,593.40x = 1,124,916,229,821,292,672
  5. Step 5: Solve for x
    x = 1,124,916,229,821,292,672/995,328,593.40
  6. Step 6: Final answer
    x = 1,130,195,834.10

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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.