Home / 347,666,440.80-521,569,645.20-102,022,600.80

Finding the Fourth Proportional to 347,666,440.80, 521,569,645.20 and 102,022,600.80

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Solution

The fourth proportional to 347,666,440.80, 521,569,645.20 and 102,022,600.80 is: 153,054,437.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,666,440.80 : 521,569,645.20 = 102,022,600.80 : x
  2. Step 2: Convert to fraction form
    347,666,440.80/521,569,645.20 = 102,022,600.80/x
  3. Step 3: Cross multiply
    347,666,440.80x = 521,569,645.20 × 102,022,600.80
  4. Step 4: Simplify right side
    347,666,440.80x = 53,211,891,701,637,232
  5. Step 5: Solve for x
    x = 53,211,891,701,637,232/347,666,440.80
  6. Step 6: Final answer
    x = 153,054,437.98

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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.