Home / 266,771,622.75-368,144,839.40-144,678,054.75

Finding the Fourth Proportional to 266,771,622.75, 368,144,839.40 and 144,678,054.75

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Solution

The fourth proportional to 266,771,622.75, 368,144,839.40 and 144,678,054.75 is: 199,655,715.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,771,622.75 : 368,144,839.40 = 144,678,054.75 : x
  2. Step 2: Convert to fraction form
    266,771,622.75/368,144,839.40 = 144,678,054.75/x
  3. Step 3: Cross multiply
    266,771,622.75x = 368,144,839.40 × 144,678,054.75
  4. Step 4: Simplify right side
    266,771,622.75x = 53,262,479,230,643,152
  5. Step 5: Solve for x
    x = 53,262,479,230,643,152/266,771,622.75
  6. Step 6: Final answer
    x = 199,655,715.56

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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.