Home / 547,141,200.15-820,762,253.06-178,678,083.50

Finding the Fourth Proportional to 547,141,200.15, 820,762,253.06 and 178,678,083.50

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Solution

The fourth proportional to 547,141,200.15, 820,762,253.06 and 178,678,083.50 is: 268,033,601.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,141,200.15 : 820,762,253.06 = 178,678,083.50 : x
  2. Step 2: Convert to fraction form
    547,141,200.15/820,762,253.06 = 178,678,083.50/x
  3. Step 3: Cross multiply
    547,141,200.15x = 820,762,253.06 × 178,678,083.50
  4. Step 4: Simplify right side
    547,141,200.15x = 146,652,226,380,905,600
  5. Step 5: Solve for x
    x = 146,652,226,380,905,600/547,141,200.15
  6. Step 6: Final answer
    x = 268,033,601.46

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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.