Home / 74,488,164.60-111,732,246.90-20,635,476.60

Finding the Fourth Proportional to 74,488,164.60, 111,732,246.90 and 20,635,476.60

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Solution

The fourth proportional to 74,488,164.60, 111,732,246.90 and 20,635,476.60 is: 30,953,214.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,488,164.60 : 111,732,246.90 = 20,635,476.60 : x
  2. Step 2: Convert to fraction form
    74,488,164.60/111,732,246.90 = 20,635,476.60/x
  3. Step 3: Cross multiply
    74,488,164.60x = 111,732,246.90 × 20,635,476.60
  4. Step 4: Simplify right side
    74,488,164.60x = 2,305,648,166,370,373
  5. Step 5: Solve for x
    x = 2,305,648,166,370,373/74,488,164.60
  6. Step 6: Final answer
    x = 30,953,214.90

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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.