Home / 45,493,574,042.39-68,249,668,235.87-15,644,028,580.58

Finding the Fourth Proportional to 45,493,574,042.39, 68,249,668,235.87 and 15,644,028,580.58

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Solution

The fourth proportional to 45,493,574,042.39, 68,249,668,235.87 and 15,644,028,580.58 is: 23,469,243,359.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493,574,042.39 : 68,249,668,235.87 = 15,644,028,580.58 : x
  2. Step 2: Convert to fraction form
    45,493,574,042.39/68,249,668,235.87 = 15,644,028,580.58/x
  3. Step 3: Cross multiply
    45,493,574,042.39x = 68,249,668,235.87 × 15,644,028,580.58
  4. Step 4: Simplify right side
    45,493,574,042.39x = 1,067,699,760,497,289,330,688
  5. Step 5: Solve for x
    x = 1,067,699,760,497,289,330,688/45,493,574,042.39
  6. Step 6: Final answer
    x = 23,469,243,359.57

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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.