Home / 331,237,734.32-457,102,142.86-180,531,747.38

Finding the Fourth Proportional to 331,237,734.32, 457,102,142.86 and 180,531,747.38

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Solution

The fourth proportional to 331,237,734.32, 457,102,142.86 and 180,531,747.38 is: 249,130,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,237,734.32 : 457,102,142.86 = 180,531,747.38 : x
  2. Step 2: Convert to fraction form
    331,237,734.32/457,102,142.86 = 180,531,747.38/x
  3. Step 3: Cross multiply
    331,237,734.32x = 457,102,142.86 × 180,531,747.38
  4. Step 4: Simplify right side
    331,237,734.32x = 82,521,448,581,658,192
  5. Step 5: Solve for x
    x = 82,521,448,581,658,192/331,237,734.32
  6. Step 6: Final answer
    x = 249,130,579.13

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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.