Home / 69,984,009.60-104,976,014.40-63,713,443.20

Finding the Fourth Proportional to 69,984,009.60, 104,976,014.40 and 63,713,443.20

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Solution

The fourth proportional to 69,984,009.60, 104,976,014.40 and 63,713,443.20 is: 95,570,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,009.60 : 104,976,014.40 = 63,713,443.20 : x
  2. Step 2: Convert to fraction form
    69,984,009.60/104,976,014.40 = 63,713,443.20/x
  3. Step 3: Cross multiply
    69,984,009.60x = 104,976,014.40 × 63,713,443.20
  4. Step 4: Simplify right side
    69,984,009.60x = 6,688,383,330,836,783
  5. Step 5: Solve for x
    x = 6,688,383,330,836,783/69,984,009.60
  6. Step 6: Final answer
    x = 95,570,164.80

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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.