Home / 664,873,440.84-917,525,545.92-363,460,062.30

Finding the Fourth Proportional to 664,873,440.84, 917,525,545.92 and 363,460,062.30

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Solution

The fourth proportional to 664,873,440.84, 917,525,545.92 and 363,460,062.30 is: 501,574,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,873,440.84 : 917,525,545.92 = 363,460,062.30 : x
  2. Step 2: Convert to fraction form
    664,873,440.84/917,525,545.92 = 363,460,062.30/x
  3. Step 3: Cross multiply
    664,873,440.84x = 917,525,545.92 × 363,460,062.30
  4. Step 4: Simplify right side
    664,873,440.84x = 333,483,892,081,924,736
  5. Step 5: Solve for x
    x = 333,483,892,081,924,736/664,873,440.84
  6. Step 6: Final answer
    x = 501,574,993.97

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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.