Home / 7,112,475,540-9,815,216,245.20-3,983,350,932

Finding the Fourth Proportional to 7,112,475,540, 9,815,216,245.20 and 3,983,350,932

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Solution

The fourth proportional to 7,112,475,540, 9,815,216,245.20 and 3,983,350,932 is: 5,497,024,286.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112,475,540 : 9,815,216,245.20 = 3,983,350,932 : x
  2. Step 2: Convert to fraction form
    7,112,475,540/9,815,216,245.20 = 3,983,350,932/x
  3. Step 3: Cross multiply
    7,112,475,540x = 9,815,216,245.20 × 3,983,350,932
  4. Step 4: Simplify right side
    7,112,475,540x = 39,097,450,778,098,966,528
  5. Step 5: Solve for x
    x = 39,097,450,778,098,966,528/7,112,475,540
  6. Step 6: Final answer
    x = 5,497,024,286.16

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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.