Home / 356,707,678.56-534,933,102.60-123,475,019.82

Finding the Fourth Proportional to 356,707,678.56, 534,933,102.60 and 123,475,019.82

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Solution

The fourth proportional to 356,707,678.56, 534,933,102.60 and 123,475,019.82 is: 185,168,078.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,707,678.56 : 534,933,102.60 = 123,475,019.82 : x
  2. Step 2: Convert to fraction form
    356,707,678.56/534,933,102.60 = 123,475,019.82/x
  3. Step 3: Cross multiply
    356,707,678.56x = 534,933,102.60 × 123,475,019.82
  4. Step 4: Simplify right side
    356,707,678.56x = 66,050,875,445,909,096
  5. Step 5: Solve for x
    x = 66,050,875,445,909,096/356,707,678.56
  6. Step 6: Final answer
    x = 185,168,078.56

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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.