Home / 98,416,014.80-147,624,022.20-52,499,512.40

Finding the Fourth Proportional to 98,416,014.80, 147,624,022.20 and 52,499,512.40

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Solution

The fourth proportional to 98,416,014.80, 147,624,022.20 and 52,499,512.40 is: 78,749,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,416,014.80 : 147,624,022.20 = 52,499,512.40 : x
  2. Step 2: Convert to fraction form
    98,416,014.80/147,624,022.20 = 52,499,512.40/x
  3. Step 3: Cross multiply
    98,416,014.80x = 147,624,022.20 × 52,499,512.40
  4. Step 4: Simplify right side
    98,416,014.80x = 7,750,189,184,026,774
  5. Step 5: Solve for x
    x = 7,750,189,184,026,774/98,416,014.80
  6. Step 6: Final answer
    x = 78,749,268.60

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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.