Home / 584,470,945.20-806,541,242.52-320,154,111

Finding the Fourth Proportional to 584,470,945.20, 806,541,242.52 and 320,154,111

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Solution

The fourth proportional to 584,470,945.20, 806,541,242.52 and 320,154,111 is: 441,796,973.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,470,945.20 : 806,541,242.52 = 320,154,111 : x
  2. Step 2: Convert to fraction form
    584,470,945.20/806,541,242.52 = 320,154,111/x
  3. Step 3: Cross multiply
    584,470,945.20x = 806,541,242.52 × 320,154,111
  4. Step 4: Simplify right side
    584,470,945.20x = 258,217,494,483,825,984
  5. Step 5: Solve for x
    x = 258,217,494,483,825,984/584,470,945.20
  6. Step 6: Final answer
    x = 441,796,973.15

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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.