Home / 486,063,409.50-670,773,803.67-266,042,111.58

Finding the Fourth Proportional to 486,063,409.50, 670,773,803.67 and 266,042,111.58

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Solution

The fourth proportional to 486,063,409.50, 670,773,803.67 and 266,042,111.58 is: 367,141,561.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,063,409.50 : 670,773,803.67 = 266,042,111.58 : x
  2. Step 2: Convert to fraction form
    486,063,409.50/670,773,803.67 = 266,042,111.58/x
  3. Step 3: Cross multiply
    486,063,409.50x = 670,773,803.67 × 266,042,111.58
  4. Step 4: Simplify right side
    486,063,409.50x = 178,454,079,120,915,136
  5. Step 5: Solve for x
    x = 178,454,079,120,915,136/486,063,409.50
  6. Step 6: Final answer
    x = 367,141,561.44

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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.