Home / 159,545,616.40-239,318,424.60-83,018,112.40

Finding the Fourth Proportional to 159,545,616.40, 239,318,424.60 and 83,018,112.40

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Solution

The fourth proportional to 159,545,616.40, 239,318,424.60 and 83,018,112.40 is: 124,527,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,545,616.40 : 239,318,424.60 = 83,018,112.40 : x
  2. Step 2: Convert to fraction form
    159,545,616.40/239,318,424.60 = 83,018,112.40/x
  3. Step 3: Cross multiply
    159,545,616.40x = 239,318,424.60 × 83,018,112.40
  4. Step 4: Simplify right side
    159,545,616.40x = 19,867,763,872,833,724
  5. Step 5: Solve for x
    x = 19,867,763,872,833,724/159,545,616.40
  6. Step 6: Final answer
    x = 124,527,168.60

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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.