Home / 386,344,811.90-579,545,211.45-232,659,947.90

Finding the Fourth Proportional to 386,344,811.90, 579,545,211.45 and 232,659,947.90

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Solution

The fourth proportional to 386,344,811.90, 579,545,211.45 and 232,659,947.90 is: 349,006,779.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,344,811.90 : 579,545,211.45 = 232,659,947.90 : x
  2. Step 2: Convert to fraction form
    386,344,811.90/579,545,211.45 = 232,659,947.90/x
  3. Step 3: Cross multiply
    386,344,811.90x = 579,545,211.45 × 232,659,947.90
  4. Step 4: Simplify right side
    386,344,811.90x = 134,836,958,701,651,504
  5. Step 5: Solve for x
    x = 134,836,958,701,651,504/386,344,811.90
  6. Step 6: Final answer
    x = 349,006,779.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.