Home / 275,289,066.70-412,933,600.05-152,845,060.30

Finding the Fourth Proportional to 275,289,066.70, 412,933,600.05 and 152,845,060.30

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Solution

The fourth proportional to 275,289,066.70, 412,933,600.05 and 152,845,060.30 is: 229,267,590.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,289,066.70 : 412,933,600.05 = 152,845,060.30 : x
  2. Step 2: Convert to fraction form
    275,289,066.70/412,933,600.05 = 152,845,060.30/x
  3. Step 3: Cross multiply
    275,289,066.70x = 412,933,600.05 × 152,845,060.30
  4. Step 4: Simplify right side
    275,289,066.70x = 63,114,860,999,538,336
  5. Step 5: Solve for x
    x = 63,114,860,999,538,336/275,289,066.70
  6. Step 6: Final answer
    x = 229,267,590.45

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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.