Home / 165,029,404.40-247,363,314.60-83,017,487.60

Finding the Fourth Proportional to 165,029,404.40, 247,363,314.60 and 83,017,487.60

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Solution

The fourth proportional to 165,029,404.40, 247,363,314.60 and 83,017,487.60 is: 124,435,284.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,029,404.40 : 247,363,314.60 = 83,017,487.60 : x
  2. Step 2: Convert to fraction form
    165,029,404.40/247,363,314.60 = 83,017,487.60/x
  3. Step 3: Cross multiply
    165,029,404.40x = 247,363,314.60 × 83,017,487.60
  4. Step 4: Simplify right side
    165,029,404.40x = 20,535,480,902,500,396
  5. Step 5: Solve for x
    x = 20,535,480,902,500,396/165,029,404.40
  6. Step 6: Final answer
    x = 124,435,284.59

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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.