Home / 266,223,225.17-401,152,007.39-218,764,215.27

Finding the Fourth Proportional to 266,223,225.17, 401,152,007.39 and 218,764,215.27

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Solution

The fourth proportional to 266,223,225.17, 401,152,007.39 and 218,764,215.27 is: 329,639,549.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,223,225.17 : 401,152,007.39 = 218,764,215.27 : x
  2. Step 2: Convert to fraction form
    266,223,225.17/401,152,007.39 = 218,764,215.27/x
  3. Step 3: Cross multiply
    266,223,225.17x = 401,152,007.39 × 218,764,215.27
  4. Step 4: Simplify right side
    266,223,225.17x = 87,757,704,099,564,768
  5. Step 5: Solve for x
    x = 87,757,704,099,564,768/266,223,225.17
  6. Step 6: Final answer
    x = 329,639,549.84

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.