Home / 347,666,015.80-521,569,007.70-102,022,175.80

Finding the Fourth Proportional to 347,666,015.80, 521,569,007.70 and 102,022,175.80

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Solution

The fourth proportional to 347,666,015.80, 521,569,007.70 and 102,022,175.80 is: 153,053,800.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,666,015.80 : 521,569,007.70 = 102,022,175.80 : x
  2. Step 2: Convert to fraction form
    347,666,015.80/521,569,007.70 = 102,022,175.80/x
  3. Step 3: Cross multiply
    347,666,015.80x = 521,569,007.70 × 102,022,175.80
  4. Step 4: Simplify right side
    347,666,015.80x = 53,211,604,995,400,952
  5. Step 5: Solve for x
    x = 53,211,604,995,400,952/347,666,015.80
  6. Step 6: Final answer
    x = 153,053,800.42

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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.