Home / 437,588,335.30-656,383,614.74-178,803,555.54

Finding the Fourth Proportional to 437,588,335.30, 656,383,614.74 and 178,803,555.54

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Solution

The fourth proportional to 437,588,335.30, 656,383,614.74 and 178,803,555.54 is: 268,205,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,588,335.30 : 656,383,614.74 = 178,803,555.54 : x
  2. Step 2: Convert to fraction form
    437,588,335.30/656,383,614.74 = 178,803,555.54/x
  3. Step 3: Cross multiply
    437,588,335.30x = 656,383,614.74 × 178,803,555.54
  4. Step 4: Simplify right side
    437,588,335.30x = 117,363,724,113,709,552
  5. Step 5: Solve for x
    x = 117,363,724,113,709,552/437,588,335.30
  6. Step 6: Final answer
    x = 268,205,787.60

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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.