Home / 75,797,747,018.72-113,516,130,730.67-43,859,110,463.10

Finding the Fourth Proportional to 75,797,747,018.72, 113,516,130,730.67 and 43,859,110,463.10

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Solution

The fourth proportional to 75,797,747,018.72, 113,516,130,730.67 and 43,859,110,463.10 is: 65,684,228,263.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,797,747,018.72 : 113,516,130,730.67 = 43,859,110,463.10 : x
  2. Step 2: Convert to fraction form
    75,797,747,018.72/113,516,130,730.67 = 43,859,110,463.10/x
  3. Step 3: Cross multiply
    75,797,747,018.72x = 113,516,130,730.67 × 43,859,110,463.10
  4. Step 4: Simplify right side
    75,797,747,018.72x = 4,978,716,517,060,155,801,600
  5. Step 5: Solve for x
    x = 4,978,716,517,060,155,801,600/75,797,747,018.72
  6. Step 6: Final answer
    x = 65,684,228,263.81

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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.