Home / 75,002,663.36-113,066,155.39-70,002,966.08

Finding the Fourth Proportional to 75,002,663.36, 113,066,155.39 and 70,002,966.08

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Solution

The fourth proportional to 75,002,663.36, 113,066,155.39 and 70,002,966.08 is: 105,529,135.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,002,663.36 : 113,066,155.39 = 70,002,966.08 : x
  2. Step 2: Convert to fraction form
    75,002,663.36/113,066,155.39 = 70,002,966.08/x
  3. Step 3: Cross multiply
    75,002,663.36x = 113,066,155.39 × 70,002,966.08
  4. Step 4: Simplify right side
    75,002,663.36x = 7,914,966,240,212,165
  5. Step 5: Solve for x
    x = 7,914,966,240,212,165/75,002,663.36
  6. Step 6: Final answer
    x = 105,529,135.71

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.