Home / 239,045,962,180.54-358,631,834,773.32-85,906,323,197.60

Finding the Fourth Proportional to 239,045,962,180.54, 358,631,834,773.32 and 85,906,323,197.60

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Solution

The fourth proportional to 239,045,962,180.54, 358,631,834,773.32 and 85,906,323,197.60 is: 128,882,086,214.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,045,962,180.54 : 358,631,834,773.32 = 85,906,323,197.60 : x
  2. Step 2: Convert to fraction form
    239,045,962,180.54/358,631,834,773.32 = 85,906,323,197.60/x
  3. Step 3: Cross multiply
    239,045,962,180.54x = 358,631,834,773.32 × 85,906,323,197.60
  4. Step 4: Simplify right side
    239,045,962,180.54x = 30,808,742,306,983,316,553,728
  5. Step 5: Solve for x
    x = 30,808,742,306,983,316,553,728/239,045,962,180.54
  6. Step 6: Final answer
    x = 128,882,086,214.51

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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.