Home / 860,691,740.58-1,291,033,316.92-336,114,141.84

Finding the Fourth Proportional to 860,691,740.58, 1,291,033,316.92 and 336,114,141.84

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Solution

The fourth proportional to 860,691,740.58, 1,291,033,316.92 and 336,114,141.84 is: 504,169,535.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,691,740.58 : 1,291,033,316.92 = 336,114,141.84 : x
  2. Step 2: Convert to fraction form
    860,691,740.58/1,291,033,316.92 = 336,114,141.84/x
  3. Step 3: Cross multiply
    860,691,740.58x = 1,291,033,316.92 × 336,114,141.84
  4. Step 4: Simplify right side
    860,691,740.58x = 433,934,555,403,414,528
  5. Step 5: Solve for x
    x = 433,934,555,403,414,528/860,691,740.58
  6. Step 6: Final answer
    x = 504,169,535.90

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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.