Home / 104,416,355.60-156,624,533.40-77,542,499.60

Finding the Fourth Proportional to 104,416,355.60, 156,624,533.40 and 77,542,499.60

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Solution

The fourth proportional to 104,416,355.60, 156,624,533.40 and 77,542,499.60 is: 116,313,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,416,355.60 : 156,624,533.40 = 77,542,499.60 : x
  2. Step 2: Convert to fraction form
    104,416,355.60/156,624,533.40 = 77,542,499.60/x
  3. Step 3: Cross multiply
    104,416,355.60x = 156,624,533.40 × 77,542,499.60
  4. Step 4: Simplify right side
    104,416,355.60x = 12,145,057,818,519,686
  5. Step 5: Solve for x
    x = 12,145,057,818,519,686/104,416,355.60
  6. Step 6: Final answer
    x = 116,313,749.40

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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.