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Finding the Fourth Proportional to 662,360,404.88, 914,063,403.66 and 365,013,315.84

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Solution

The fourth proportional to 662,360,404.88, 914,063,403.66 and 365,013,315.84 is: 503,721,707.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,360,404.88 : 914,063,403.66 = 365,013,315.84 : x
  2. Step 2: Convert to fraction form
    662,360,404.88/914,063,403.66 = 365,013,315.84/x
  3. Step 3: Cross multiply
    662,360,404.88x = 914,063,403.66 × 365,013,315.84
  4. Step 4: Simplify right side
    662,360,404.88x = 333,645,313,857,932,928
  5. Step 5: Solve for x
    x = 333,645,313,857,932,928/662,360,404.88
  6. Step 6: Final answer
    x = 503,721,707.10

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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.