Home / 294,048,129.60-441,072,194.40-279,939,355.20

Finding the Fourth Proportional to 294,048,129.60, 441,072,194.40 and 279,939,355.20

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Solution

The fourth proportional to 294,048,129.60, 441,072,194.40 and 279,939,355.20 is: 419,909,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,048,129.60 : 441,072,194.40 = 279,939,355.20 : x
  2. Step 2: Convert to fraction form
    294,048,129.60/441,072,194.40 = 279,939,355.20/x
  3. Step 3: Cross multiply
    294,048,129.60x = 441,072,194.40 × 279,939,355.20
  4. Step 4: Simplify right side
    294,048,129.60x = 123,473,465,696,985,040
  5. Step 5: Solve for x
    x = 123,473,465,696,985,040/294,048,129.60
  6. Step 6: Final answer
    x = 419,909,032.80

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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.