Home / 1,493,514,620.30-2,240,271,930.45-402,995,938.70

Finding the Fourth Proportional to 1,493,514,620.30, 2,240,271,930.45 and 402,995,938.70

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Solution

The fourth proportional to 1,493,514,620.30, 2,240,271,930.45 and 402,995,938.70 is: 604,493,908.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,514,620.30 : 2,240,271,930.45 = 402,995,938.70 : x
  2. Step 2: Convert to fraction form
    1,493,514,620.30/2,240,271,930.45 = 402,995,938.70/x
  3. Step 3: Cross multiply
    1,493,514,620.30x = 2,240,271,930.45 × 402,995,938.70
  4. Step 4: Simplify right side
    1,493,514,620.30x = 902,820,489,554,958,720
  5. Step 5: Solve for x
    x = 902,820,489,554,958,720/1,493,514,620.30
  6. Step 6: Final answer
    x = 604,493,908.05

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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.