Home / 294,048,376.60-441,072,564.90-279,939,602.20

Finding the Fourth Proportional to 294,048,376.60, 441,072,564.90 and 279,939,602.20

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Solution

The fourth proportional to 294,048,376.60, 441,072,564.90 and 279,939,602.20 is: 419,909,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,048,376.60 : 441,072,564.90 = 279,939,602.20 : x
  2. Step 2: Convert to fraction form
    294,048,376.60/441,072,564.90 = 279,939,602.20/x
  3. Step 3: Cross multiply
    294,048,376.60x = 441,072,564.90 × 279,939,602.20
  4. Step 4: Simplify right side
    294,048,376.60x = 123,473,678,359,439,664
  5. Step 5: Solve for x
    x = 123,473,678,359,439,664/294,048,376.60
  6. Step 6: Final answer
    x = 419,909,403.30

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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.