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Finding the Fourth Proportional to 266,771,243, 368,144,315.34 and 144,677,675

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Solution

The fourth proportional to 266,771,243, 368,144,315.34 and 144,677,675 is: 199,655,191.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,771,243 : 368,144,315.34 = 144,677,675 : x
  2. Step 2: Convert to fraction form
    266,771,243/368,144,315.34 = 144,677,675/x
  3. Step 3: Cross multiply
    266,771,243x = 368,144,315.34 × 144,677,675
  4. Step 4: Simplify right side
    266,771,243x = 53,262,263,607,858,032
  5. Step 5: Solve for x
    x = 53,262,263,607,858,032/266,771,243
  6. Step 6: Final answer
    x = 199,655,191.50

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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.