Home / 995,333,012.80-1,492,999,519.20-510,707,809.60

Finding the Fourth Proportional to 995,333,012.80, 1,492,999,519.20 and 510,707,809.60

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Solution

The fourth proportional to 995,333,012.80, 1,492,999,519.20 and 510,707,809.60 is: 766,061,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,333,012.80 : 1,492,999,519.20 = 510,707,809.60 : x
  2. Step 2: Convert to fraction form
    995,333,012.80/1,492,999,519.20 = 510,707,809.60/x
  3. Step 3: Cross multiply
    995,333,012.80x = 1,492,999,519.20 × 510,707,809.60
  4. Step 4: Simplify right side
    995,333,012.80x = 762,486,514,184,485,248
  5. Step 5: Solve for x
    x = 762,486,514,184,485,248/995,333,012.80
  6. Step 6: Final answer
    x = 766,061,714.40

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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.