Home / 662,487,786.40-914,195,838.09-365,129,127.58

Finding the Fourth Proportional to 662,487,786.40, 914,195,838.09 and 365,129,127.58

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Solution

The fourth proportional to 662,487,786.40, 914,195,838.09 and 365,129,127.58 is: 503,857,634.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,487,786.40 : 914,195,838.09 = 365,129,127.58 : x
  2. Step 2: Convert to fraction form
    662,487,786.40/914,195,838.09 = 365,129,127.58/x
  3. Step 3: Cross multiply
    662,487,786.40x = 914,195,838.09 × 365,129,127.58
  4. Step 4: Simplify right side
    662,487,786.40x = 333,799,528,799,068,608
  5. Step 5: Solve for x
    x = 333,799,528,799,068,608/662,487,786.40
  6. Step 6: Final answer
    x = 503,857,634.29

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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.