Home / 225,249,469-310,844,267.22-122,233,021

Finding the Fourth Proportional to 225,249,469, 310,844,267.22 and 122,233,021

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Solution

The fourth proportional to 225,249,469, 310,844,267.22 and 122,233,021 is: 168,681,568.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,249,469 : 310,844,267.22 = 122,233,021 : x
  2. Step 2: Convert to fraction form
    225,249,469/310,844,267.22 = 122,233,021/x
  3. Step 3: Cross multiply
    225,249,469x = 310,844,267.22 × 122,233,021
  4. Step 4: Simplify right side
    225,249,469x = 37,995,433,842,831,872
  5. Step 5: Solve for x
    x = 37,995,433,842,831,872/225,249,469
  6. Step 6: Final answer
    x = 168,681,568.98

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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.