Home / 493,769,092.03-680,742,170.98-392,263,564.58

Finding the Fourth Proportional to 493,769,092.03, 680,742,170.98 and 392,263,564.58

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Solution

The fourth proportional to 493,769,092.03, 680,742,170.98 and 392,263,564.58 is: 540,800,051.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,769,092.03 : 680,742,170.98 = 392,263,564.58 : x
  2. Step 2: Convert to fraction form
    493,769,092.03/680,742,170.98 = 392,263,564.58/x
  3. Step 3: Cross multiply
    493,769,092.03x = 680,742,170.98 × 392,263,564.58
  4. Step 4: Simplify right side
    493,769,092.03x = 267,030,350,550,244,480
  5. Step 5: Solve for x
    x = 267,030,350,550,244,480/493,769,092.03
  6. Step 6: Final answer
    x = 540,800,051.81

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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.