Home / 760,640,104.17-1,050,667,997.75-629,012,797.29

Finding the Fourth Proportional to 760,640,104.17, 1,050,667,997.75 and 629,012,797.29

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Solution

The fourth proportional to 760,640,104.17, 1,050,667,997.75 and 629,012,797.29 is: 868,851,921.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,640,104.17 : 1,050,667,997.75 = 629,012,797.29 : x
  2. Step 2: Convert to fraction form
    760,640,104.17/1,050,667,997.75 = 629,012,797.29/x
  3. Step 3: Cross multiply
    760,640,104.17x = 1,050,667,997.75 × 629,012,797.29
  4. Step 4: Simplify right side
    760,640,104.17x = 660,883,616,286,993,152
  5. Step 5: Solve for x
    x = 660,883,616,286,993,152/760,640,104.17
  6. Step 6: Final answer
    x = 868,851,921.77

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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.