Home / 346,330,227.36-477,983,264.48-212,344,448.72

Finding the Fourth Proportional to 346,330,227.36, 477,983,264.48 and 212,344,448.72

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Solution

The fourth proportional to 346,330,227.36, 477,983,264.48 and 212,344,448.72 is: 293,064,493.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,330,227.36 : 477,983,264.48 = 212,344,448.72 : x
  2. Step 2: Convert to fraction form
    346,330,227.36/477,983,264.48 = 212,344,448.72/x
  3. Step 3: Cross multiply
    346,330,227.36x = 477,983,264.48 × 212,344,448.72
  4. Step 4: Simplify right side
    346,330,227.36x = 101,497,092,793,391,568
  5. Step 5: Solve for x
    x = 101,497,092,793,391,568/346,330,227.36
  6. Step 6: Final answer
    x = 293,064,493.87

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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.