Home / 403,556,907.51-556,793,315.96-227,283,249.51

Finding the Fourth Proportional to 403,556,907.51, 556,793,315.96 and 227,283,249.51

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Solution

The fourth proportional to 403,556,907.51, 556,793,315.96 and 227,283,249.51 is: 313,585,994.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,556,907.51 : 556,793,315.96 = 227,283,249.51 : x
  2. Step 2: Convert to fraction form
    403,556,907.51/556,793,315.96 = 227,283,249.51/x
  3. Step 3: Cross multiply
    403,556,907.51x = 556,793,315.96 × 227,283,249.51
  4. Step 4: Simplify right side
    403,556,907.51x = 126,549,794,155,700,528
  5. Step 5: Solve for x
    x = 126,549,794,155,700,528/403,556,907.51
  6. Step 6: Final answer
    x = 313,585,994.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.