Home / 104,976,190.40-157,464,285.60-74,365,188.80

Finding the Fourth Proportional to 104,976,190.40, 157,464,285.60 and 74,365,188.80

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Solution

The fourth proportional to 104,976,190.40, 157,464,285.60 and 74,365,188.80 is: 111,547,783.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,190.40 : 157,464,285.60 = 74,365,188.80 : x
  2. Step 2: Convert to fraction form
    104,976,190.40/157,464,285.60 = 74,365,188.80/x
  3. Step 3: Cross multiply
    104,976,190.40x = 157,464,285.60 × 74,365,188.80
  4. Step 4: Simplify right side
    104,976,190.40x = 11,709,861,327,901,120
  5. Step 5: Solve for x
    x = 11,709,861,327,901,120/104,976,190.40
  6. Step 6: Final answer
    x = 111,547,783.20

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1.5x scale

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.