Home / 347,664,021.80-521,566,016.70-102,020,181.80

Finding the Fourth Proportional to 347,664,021.80, 521,566,016.70 and 102,020,181.80

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Solution

The fourth proportional to 347,664,021.80, 521,566,016.70 and 102,020,181.80 is: 153,050,809.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,664,021.80 : 521,566,016.70 = 102,020,181.80 : x
  2. Step 2: Convert to fraction form
    347,664,021.80/521,566,016.70 = 102,020,181.80/x
  3. Step 3: Cross multiply
    347,664,021.80x = 521,566,016.70 × 102,020,181.80
  4. Step 4: Simplify right side
    347,664,021.80x = 53,210,259,844,435,832
  5. Step 5: Solve for x
    x = 53,210,259,844,435,832/347,664,021.80
  6. Step 6: Final answer
    x = 153,050,809.14

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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.