Home / 448,090,705.28-671,752,684.11-171,940,092.46

Finding the Fourth Proportional to 448,090,705.28, 671,752,684.11 and 171,940,092.46

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Solution

The fourth proportional to 448,090,705.28, 671,752,684.11 and 171,940,092.46 is: 257,763,031.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,090,705.28 : 671,752,684.11 = 171,940,092.46 : x
  2. Step 2: Convert to fraction form
    448,090,705.28/671,752,684.11 = 171,940,092.46/x
  3. Step 3: Cross multiply
    448,090,705.28x = 671,752,684.11 × 171,940,092.46
  4. Step 4: Simplify right side
    448,090,705.28x = 115,501,218,615,091,968
  5. Step 5: Solve for x
    x = 115,501,218,615,091,968/448,090,705.28
  6. Step 6: Final answer
    x = 257,763,031.58

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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.