Home / 403,108,205.60-556,307,554.68-226,956,728

Finding the Fourth Proportional to 403,108,205.60, 556,307,554.68 and 226,956,728

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Solution

The fourth proportional to 403,108,205.60, 556,307,554.68 and 226,956,728 is: 313,210,548.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,108,205.60 : 556,307,554.68 = 226,956,728 : x
  2. Step 2: Convert to fraction form
    403,108,205.60/556,307,554.68 = 226,956,728/x
  3. Step 3: Cross multiply
    403,108,205.60x = 556,307,554.68 × 226,956,728
  4. Step 4: Simplify right side
    403,108,205.60x = 126,257,742,371,853,872
  5. Step 5: Solve for x
    x = 126,257,742,371,853,872/403,108,205.60
  6. Step 6: Final answer
    x = 313,210,548.97

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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.