Home / 266,771,619.28-368,144,834.61-144,678,051.28

Finding the Fourth Proportional to 266,771,619.28, 368,144,834.61 and 144,678,051.28

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Solution

The fourth proportional to 266,771,619.28, 368,144,834.61 and 144,678,051.28 is: 199,655,710.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,771,619.28 : 368,144,834.61 = 144,678,051.28 : x
  2. Step 2: Convert to fraction form
    266,771,619.28/368,144,834.61 = 144,678,051.28/x
  3. Step 3: Cross multiply
    266,771,619.28x = 368,144,834.61 × 144,678,051.28
  4. Step 4: Simplify right side
    266,771,619.28x = 53,262,477,260,360,888
  5. Step 5: Solve for x
    x = 53,262,477,260,360,888/266,771,619.28
  6. Step 6: Final answer
    x = 199,655,710.77

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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.