Home / 104,383,206.40-156,574,809.60-65,584,076.80

Finding the Fourth Proportional to 104,383,206.40, 156,574,809.60 and 65,584,076.80

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Solution

The fourth proportional to 104,383,206.40, 156,574,809.60 and 65,584,076.80 is: 98,376,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,383,206.40 : 156,574,809.60 = 65,584,076.80 : x
  2. Step 2: Convert to fraction form
    104,383,206.40/156,574,809.60 = 65,584,076.80/x
  3. Step 3: Cross multiply
    104,383,206.40x = 156,574,809.60 × 65,584,076.80
  4. Step 4: Simplify right side
    104,383,206.40x = 10,268,814,337,751,776
  5. Step 5: Solve for x
    x = 10,268,814,337,751,776/104,383,206.40
  6. Step 6: Final answer
    x = 98,376,115.20

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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.