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Finding the Fourth Proportional to 447,909,394, 671,864,091 and 107,507,218

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Solution

The fourth proportional to 447,909,394, 671,864,091 and 107,507,218 is: 161,260,827

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,909,394 : 671,864,091 = 107,507,218 : x
  2. Step 2: Convert to fraction form
    447,909,394/671,864,091 = 107,507,218/x
  3. Step 3: Cross multiply
    447,909,394x = 671,864,091 × 107,507,218
  4. Step 4: Simplify right side
    447,909,394x = 72,230,239,297,508,832
  5. Step 5: Solve for x
    x = 72,230,239,297,508,832/447,909,394
  6. Step 6: Final answer
    x = 161,260,827

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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.