Home / 976,472,918.91-1,347,372,890.67-574,925,053.56

Finding the Fourth Proportional to 976,472,918.91, 1,347,372,890.67 and 574,925,053.56

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Solution

The fourth proportional to 976,472,918.91, 1,347,372,890.67 and 574,925,053.56 is: 793,302,524.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,472,918.91 : 1,347,372,890.67 = 574,925,053.56 : x
  2. Step 2: Convert to fraction form
    976,472,918.91/1,347,372,890.67 = 574,925,053.56/x
  3. Step 3: Cross multiply
    976,472,918.91x = 1,347,372,890.67 × 574,925,053.56
  4. Step 4: Simplify right side
    976,472,918.91x = 774,638,431,330,816,384
  5. Step 5: Solve for x
    x = 774,638,431,330,816,384/976,472,918.91
  6. Step 6: Final answer
    x = 793,302,524.15

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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.