Home / 773,200,338.66-1,067,051,603.72-455,673,985.83

Finding the Fourth Proportional to 773,200,338.66, 1,067,051,603.72 and 455,673,985.83

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Solution

The fourth proportional to 773,200,338.66, 1,067,051,603.72 and 455,673,985.83 is: 628,850,807.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,200,338.66 : 1,067,051,603.72 = 455,673,985.83 : x
  2. Step 2: Convert to fraction form
    773,200,338.66/1,067,051,603.72 = 455,673,985.83/x
  3. Step 3: Cross multiply
    773,200,338.66x = 1,067,051,603.72 × 455,673,985.83
  4. Step 4: Simplify right side
    773,200,338.66x = 486,227,657,354,525,184
  5. Step 5: Solve for x
    x = 486,227,657,354,525,184/773,200,338.66
  6. Step 6: Final answer
    x = 628,850,807.54

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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.