Home / 1,778,126,026.88-2,666,155,179.19-672,816,268.58

Finding the Fourth Proportional to 1,778,126,026.88, 2,666,155,179.19 and 672,816,268.58

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Solution

The fourth proportional to 1,778,126,026.88, 2,666,155,179.19 and 672,816,268.58 is: 1,008,833,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,126,026.88 : 2,666,155,179.19 = 672,816,268.58 : x
  2. Step 2: Convert to fraction form
    1,778,126,026.88/2,666,155,179.19 = 672,816,268.58/x
  3. Step 3: Cross multiply
    1,778,126,026.88x = 2,666,155,179.19 × 672,816,268.58
  4. Step 4: Simplify right side
    1,778,126,026.88x = 1,793,832,579,114,493,184
  5. Step 5: Solve for x
    x = 1,793,832,579,114,493,184/1,778,126,026.88
  6. Step 6: Final answer
    x = 1,008,833,205.29

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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.