Home / 294,048,139.10-441,072,208.65-279,939,364.70

Finding the Fourth Proportional to 294,048,139.10, 441,072,208.65 and 279,939,364.70

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Solution

The fourth proportional to 294,048,139.10, 441,072,208.65 and 279,939,364.70 is: 419,909,047.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,048,139.10 : 441,072,208.65 = 279,939,364.70 : x
  2. Step 2: Convert to fraction form
    294,048,139.10/441,072,208.65 = 279,939,364.70/x
  3. Step 3: Cross multiply
    294,048,139.10x = 441,072,208.65 × 279,939,364.70
  4. Step 4: Simplify right side
    294,048,139.10x = 123,473,473,876,306,832
  5. Step 5: Solve for x
    x = 123,473,473,876,306,832/294,048,139.10
  6. Step 6: Final answer
    x = 419,909,047.05

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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.