Home / 148,328,557.26-204,678,660.51-85,624,856.16

Finding the Fourth Proportional to 148,328,557.26, 204,678,660.51 and 85,624,856.16

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Solution

The fourth proportional to 148,328,557.26, 204,678,660.51 and 85,624,856.16 is: 118,153,787.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,328,557.26 : 204,678,660.51 = 85,624,856.16 : x
  2. Step 2: Convert to fraction form
    148,328,557.26/204,678,660.51 = 85,624,856.16/x
  3. Step 3: Cross multiply
    148,328,557.26x = 204,678,660.51 × 85,624,856.16
  4. Step 4: Simplify right side
    148,328,557.26x = 17,525,580,865,190,220
  5. Step 5: Solve for x
    x = 17,525,580,865,190,220/148,328,557.26
  6. Step 6: Final answer
    x = 118,153,787.71

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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.