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Finding the Fourth Proportional to 603,197,736, 832,480,437.60 and 365,174,116.80

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Solution

The fourth proportional to 603,197,736, 832,480,437.60 and 365,174,116.80 is: 503,981,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,197,736 : 832,480,437.60 = 365,174,116.80 : x
  2. Step 2: Convert to fraction form
    603,197,736/832,480,437.60 = 365,174,116.80/x
  3. Step 3: Cross multiply
    603,197,736x = 832,480,437.60 × 365,174,116.80
  4. Step 4: Simplify right side
    603,197,736x = 304,000,308,553,857,536
  5. Step 5: Solve for x
    x = 304,000,308,553,857,536/603,197,736
  6. Step 6: Final answer
    x = 503,981,182.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.