Home / 670,356,472.11-1,005,679,439.37-204,054,359.52

Finding the Fourth Proportional to 670,356,472.11, 1,005,679,439.37 and 204,054,359.52

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Solution

The fourth proportional to 670,356,472.11, 1,005,679,439.37 and 204,054,359.52 is: 306,125,594.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,356,472.11 : 1,005,679,439.37 = 204,054,359.52 : x
  2. Step 2: Convert to fraction form
    670,356,472.11/1,005,679,439.37 = 204,054,359.52/x
  3. Step 3: Cross multiply
    670,356,472.11x = 1,005,679,439.37 × 204,054,359.52
  4. Step 4: Simplify right side
    670,356,472.11x = 205,213,273,883,078,048
  5. Step 5: Solve for x
    x = 205,213,273,883,078,048/670,356,472.11
  6. Step 6: Final answer
    x = 306,125,594.99

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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.