Home / 760,640,110.25-1,050,668,006.11-629,012,803.37

Finding the Fourth Proportional to 760,640,110.25, 1,050,668,006.11 and 629,012,803.37

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Solution

The fourth proportional to 760,640,110.25, 1,050,668,006.11 and 629,012,803.37 is: 868,851,930.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,640,110.25 : 1,050,668,006.11 = 629,012,803.37 : x
  2. Step 2: Convert to fraction form
    760,640,110.25/1,050,668,006.11 = 629,012,803.37/x
  3. Step 3: Cross multiply
    760,640,110.25x = 1,050,668,006.11 × 629,012,803.37
  4. Step 4: Simplify right side
    760,640,110.25x = 660,883,627,927,593,472
  5. Step 5: Solve for x
    x = 660,883,627,927,593,472/760,640,110.25
  6. Step 6: Final answer
    x = 868,851,930.14

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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.