Home / 461,063,942.43-636,266,338.22-249,371,009.43

Finding the Fourth Proportional to 461,063,942.43, 636,266,338.22 and 249,371,009.43

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Solution

The fourth proportional to 461,063,942.43, 636,266,338.22 and 249,371,009.43 is: 344,130,964.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,063,942.43 : 636,266,338.22 = 249,371,009.43 : x
  2. Step 2: Convert to fraction form
    461,063,942.43/636,266,338.22 = 249,371,009.43/x
  3. Step 3: Cross multiply
    461,063,942.43x = 636,266,338.22 × 249,371,009.43
  4. Step 4: Simplify right side
    461,063,942.43x = 158,666,379,028,874,624
  5. Step 5: Solve for x
    x = 158,666,379,028,874,624/461,063,942.43
  6. Step 6: Final answer
    x = 344,130,964.12

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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.