Home / 98,839,106.64-148,325,640.18-40,557,321.24

Finding the Fourth Proportional to 98,839,106.64, 148,325,640.18 and 40,557,321.24

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Solution

The fourth proportional to 98,839,106.64, 148,325,640.18 and 40,557,321.24 is: 60,863,466.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,839,106.64 : 148,325,640.18 = 40,557,321.24 : x
  2. Step 2: Convert to fraction form
    98,839,106.64/148,325,640.18 = 40,557,321.24/x
  3. Step 3: Cross multiply
    98,839,106.64x = 148,325,640.18 × 40,557,321.24
  4. Step 4: Simplify right side
    98,839,106.64x = 6,015,690,636,908,912
  5. Step 5: Solve for x
    x = 6,015,690,636,908,912/98,839,106.64
  6. Step 6: Final answer
    x = 60,863,466.31

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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.