Home / 488,368,531.20-732,552,796.80-181,597,166.40

Finding the Fourth Proportional to 488,368,531.20, 732,552,796.80 and 181,597,166.40

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Solution

The fourth proportional to 488,368,531.20, 732,552,796.80 and 181,597,166.40 is: 272,395,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,368,531.20 : 732,552,796.80 = 181,597,166.40 : x
  2. Step 2: Convert to fraction form
    488,368,531.20/732,552,796.80 = 181,597,166.40/x
  3. Step 3: Cross multiply
    488,368,531.20x = 732,552,796.80 × 181,597,166.40
  4. Step 4: Simplify right side
    488,368,531.20x = 133,029,512,137,274,976
  5. Step 5: Solve for x
    x = 133,029,512,137,274,976/488,368,531.20
  6. Step 6: Final answer
    x = 272,395,749.60

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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.