Home / 1,705,749,703.02-2,556,990,012.60-721,822,733.28

Finding the Fourth Proportional to 1,705,749,703.02, 2,556,990,012.60 and 721,822,733.28

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Solution

The fourth proportional to 1,705,749,703.02, 2,556,990,012.60 and 721,822,733.28 is: 1,082,042,410.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,749,703.02 : 2,556,990,012.60 = 721,822,733.28 : x
  2. Step 2: Convert to fraction form
    1,705,749,703.02/2,556,990,012.60 = 721,822,733.28/x
  3. Step 3: Cross multiply
    1,705,749,703.02x = 2,556,990,012.60 × 721,822,733.28
  4. Step 4: Simplify right side
    1,705,749,703.02x = 1,845,693,519,864,593,408
  5. Step 5: Solve for x
    x = 1,845,693,519,864,593,408/1,705,749,703.02
  6. Step 6: Final answer
    x = 1,082,042,410.21

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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.