Home / 874,320,777.76-1,206,563,849.04-503,035,362.40

Finding the Fourth Proportional to 874,320,777.76, 1,206,563,849.04 and 503,035,362.40

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Solution

The fourth proportional to 874,320,777.76, 1,206,563,849.04 and 503,035,362.40 is: 694,189,476.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,320,777.76 : 1,206,563,849.04 = 503,035,362.40 : x
  2. Step 2: Convert to fraction form
    874,320,777.76/1,206,563,849.04 = 503,035,362.40/x
  3. Step 3: Cross multiply
    874,320,777.76x = 1,206,563,849.04 × 503,035,362.40
  4. Step 4: Simplify right side
    874,320,777.76x = 606,944,283,060,575,232
  5. Step 5: Solve for x
    x = 606,944,283,060,575,232/874,320,777.76
  6. Step 6: Final answer
    x = 694,189,476.56

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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.