Home / 363,840,605.40-545,760,908.10-105,064,267.80

Finding the Fourth Proportional to 363,840,605.40, 545,760,908.10 and 105,064,267.80

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Solution

The fourth proportional to 363,840,605.40, 545,760,908.10 and 105,064,267.80 is: 157,596,401.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,840,605.40 : 545,760,908.10 = 105,064,267.80 : x
  2. Step 2: Convert to fraction form
    363,840,605.40/545,760,908.10 = 105,064,267.80/x
  3. Step 3: Cross multiply
    363,840,605.40x = 545,760,908.10 × 105,064,267.80
  4. Step 4: Simplify right side
    363,840,605.40x = 57,339,970,203,389,592
  5. Step 5: Solve for x
    x = 57,339,970,203,389,592/363,840,605.40
  6. Step 6: Final answer
    x = 157,596,401.70

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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.