Home / 77,672,361.84-116,527,511.84-25,856,864.32

Finding the Fourth Proportional to 77,672,361.84, 116,527,511.84 and 25,856,864.32

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Solution

The fourth proportional to 77,672,361.84, 116,527,511.84 and 25,856,864.32 is: 38,791,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,672,361.84 : 116,527,511.84 = 25,856,864.32 : x
  2. Step 2: Convert to fraction form
    77,672,361.84/116,527,511.84 = 25,856,864.32/x
  3. Step 3: Cross multiply
    77,672,361.84x = 116,527,511.84 × 25,856,864.32
  4. Step 4: Simplify right side
    77,672,361.84x = 3,013,036,063,194,073.50
  5. Step 5: Solve for x
    x = 3,013,036,063,194,073.50/77,672,361.84
  6. Step 6: Final answer
    x = 38,791,611.22

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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.