Home / 68,742,378,499,408-94,864,867,645,212-39,112,108,247,908

Finding the Fourth Proportional to 68,742,378,499,408, 94,864,867,645,212 and 39,112,108,247,908

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Solution

The fourth proportional to 68,742,378,499,408, 94,864,867,645,212 and 39,112,108,247,908 is: 53,974,928,614,012.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,742,378,499,408 : 94,864,867,645,212 = 39,112,108,247,908 : x
  2. Step 2: Convert to fraction form
    68,742,378,499,408/94,864,867,645,212 = 39,112,108,247,908/x
  3. Step 3: Cross multiply
    68,742,378,499,408x = 94,864,867,645,212 × 39,112,108,247,908
  4. Step 4: Simplify right side
    68,742,378,499,408x = 3,710,364,972,262,996,879,150,678,016
  5. Step 5: Solve for x
    x = 3,710,364,972,262,996,879,150,678,016/68,742,378,499,408
  6. Step 6: Final answer
    x = 53,974,928,614,012.83

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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.