Home / 219,065,414.77-302,310,345.72-119,952,431.02

Finding the Fourth Proportional to 219,065,414.77, 302,310,345.72 and 119,952,431.02

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Solution

The fourth proportional to 219,065,414.77, 302,310,345.72 and 119,952,431.02 is: 165,534,394.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,065,414.77 : 302,310,345.72 = 119,952,431.02 : x
  2. Step 2: Convert to fraction form
    219,065,414.77/302,310,345.72 = 119,952,431.02/x
  3. Step 3: Cross multiply
    219,065,414.77x = 302,310,345.72 × 119,952,431.02
  4. Step 4: Simplify right side
    219,065,414.77x = 36,262,860,891,610,656
  5. Step 5: Solve for x
    x = 36,262,860,891,610,656/219,065,414.77
  6. Step 6: Final answer
    x = 165,534,394.96

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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.