Home / 395,997,328.80-546,576,769.44-270,600,282.72

Finding the Fourth Proportional to 395,997,328.80, 546,576,769.44 and 270,600,282.72

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Solution

The fourth proportional to 395,997,328.80, 546,576,769.44 and 270,600,282.72 is: 373,497,035.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,997,328.80 : 546,576,769.44 = 270,600,282.72 : x
  2. Step 2: Convert to fraction form
    395,997,328.80/546,576,769.44 = 270,600,282.72/x
  3. Step 3: Cross multiply
    395,997,328.80x = 546,576,769.44 × 270,600,282.72
  4. Step 4: Simplify right side
    395,997,328.80x = 147,903,828,338,648,288
  5. Step 5: Solve for x
    x = 147,903,828,338,648,288/395,997,328.80
  6. Step 6: Final answer
    x = 373,497,035.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.