Home / 294,111,387.20-440,316,775.20-285,608,331.20

Finding the Fourth Proportional to 294,111,387.20, 440,316,775.20 and 285,608,331.20

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Solution

The fourth proportional to 294,111,387.20, 440,316,775.20 and 285,608,331.20 is: 427,586,774.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,111,387.20 : 440,316,775.20 = 285,608,331.20 : x
  2. Step 2: Convert to fraction form
    294,111,387.20/440,316,775.20 = 285,608,331.20/x
  3. Step 3: Cross multiply
    294,111,387.20x = 440,316,775.20 × 285,608,331.20
  4. Step 4: Simplify right side
    294,111,387.20x = 125,758,139,364,237,536
  5. Step 5: Solve for x
    x = 125,758,139,364,237,536/294,111,387.20
  6. Step 6: Final answer
    x = 427,586,774.39

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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.