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Finding the Fourth Proportional to 2,906,055,865.62, 4,359,776,608.47 and 940,909,536.03

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Solution

The fourth proportional to 2,906,055,865.62, 4,359,776,608.47 and 940,909,536.03 is: 1,411,588,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,055,865.62 : 4,359,776,608.47 = 940,909,536.03 : x
  2. Step 2: Convert to fraction form
    2,906,055,865.62/4,359,776,608.47 = 940,909,536.03/x
  3. Step 3: Cross multiply
    2,906,055,865.62x = 4,359,776,608.47 × 940,909,536.03
  4. Step 4: Simplify right side
    2,906,055,865.62x = 4,102,155,385,869,954,560
  5. Step 5: Solve for x
    x = 4,102,155,385,869,954,560/2,906,055,865.62
  6. Step 6: Final answer
    x = 1,411,588,618.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.