Home / 448,095,985.34-671,760,591.44-171,945,365.22

Finding the Fourth Proportional to 448,095,985.34, 671,760,591.44 and 171,945,365.22

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Solution

The fourth proportional to 448,095,985.34, 671,760,591.44 and 171,945,365.22 is: 257,770,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,095,985.34 : 671,760,591.44 = 171,945,365.22 : x
  2. Step 2: Convert to fraction form
    448,095,985.34/671,760,591.44 = 171,945,365.22/x
  3. Step 3: Cross multiply
    448,095,985.34x = 671,760,591.44 × 171,945,365.22
  4. Step 4: Simplify right side
    448,095,985.34x = 115,506,120,234,694,272
  5. Step 5: Solve for x
    x = 115,506,120,234,694,272/448,095,985.34
  6. Step 6: Final answer
    x = 257,770,933.05

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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.