Home / 769,227,111-1,061,534,346.30-416,802,829.14

Finding the Fourth Proportional to 769,227,111, 1,061,534,346.30 and 416,802,829.14

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Solution

The fourth proportional to 769,227,111, 1,061,534,346.30 and 416,802,829.14 is: 575,188,409.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,227,111 : 1,061,534,346.30 = 416,802,829.14 : x
  2. Step 2: Convert to fraction form
    769,227,111/1,061,534,346.30 = 416,802,829.14/x
  3. Step 3: Cross multiply
    769,227,111x = 1,061,534,346.30 × 416,802,829.14
  4. Step 4: Simplify right side
    769,227,111x = 442,450,518,767,120,448
  5. Step 5: Solve for x
    x = 442,450,518,767,120,448/769,227,111
  6. Step 6: Final answer
    x = 575,188,409.82

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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.