Home / 492,034,869.33-679,009,342.14-269,030,942.61

Finding the Fourth Proportional to 492,034,869.33, 679,009,342.14 and 269,030,942.61

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Solution

The fourth proportional to 492,034,869.33, 679,009,342.14 and 269,030,942.61 is: 371,263,369.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,034,869.33 : 679,009,342.14 = 269,030,942.61 : x
  2. Step 2: Convert to fraction form
    492,034,869.33/679,009,342.14 = 269,030,942.61/x
  3. Step 3: Cross multiply
    492,034,869.33x = 679,009,342.14 × 269,030,942.61
  4. Step 4: Simplify right side
    492,034,869.33x = 182,674,523,356,920,192
  5. Step 5: Solve for x
    x = 182,674,523,356,920,192/492,034,869.33
  6. Step 6: Final answer
    x = 371,263,369.21

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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.