Home / 995,333,013.80-1,492,999,520.70-510,707,810.60

Finding the Fourth Proportional to 995,333,013.80, 1,492,999,520.70 and 510,707,810.60

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Solution

The fourth proportional to 995,333,013.80, 1,492,999,520.70 and 510,707,810.60 is: 766,061,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,333,013.80 : 1,492,999,520.70 = 510,707,810.60 : x
  2. Step 2: Convert to fraction form
    995,333,013.80/1,492,999,520.70 = 510,707,810.60/x
  3. Step 3: Cross multiply
    995,333,013.80x = 1,492,999,520.70 × 510,707,810.60
  4. Step 4: Simplify right side
    995,333,013.80x = 762,486,516,443,546,496
  5. Step 5: Solve for x
    x = 762,486,516,443,546,496/995,333,013.80
  6. Step 6: Final answer
    x = 766,061,715.90

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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.