Home / 408,170,762.80-612,255,356.70-101,463,170.92

Finding the Fourth Proportional to 408,170,762.80, 612,255,356.70 and 101,463,170.92

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Solution

The fourth proportional to 408,170,762.80, 612,255,356.70 and 101,463,170.92 is: 152,194,560.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,170,762.80 : 612,255,356.70 = 101,463,170.92 : x
  2. Step 2: Convert to fraction form
    408,170,762.80/612,255,356.70 = 101,463,170.92/x
  3. Step 3: Cross multiply
    408,170,762.80x = 612,255,356.70 × 101,463,170.92
  4. Step 4: Simplify right side
    408,170,762.80x = 62,121,369,903,537,672
  5. Step 5: Solve for x
    x = 62,121,369,903,537,672/408,170,762.80
  6. Step 6: Final answer
    x = 152,194,560.62

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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.