Home / 97,764,387.60-146,646,581.40-87,560,720.40

Finding the Fourth Proportional to 97,764,387.60, 146,646,581.40 and 87,560,720.40

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Solution

The fourth proportional to 97,764,387.60, 146,646,581.40 and 87,560,720.40 is: 131,341,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,764,387.60 : 146,646,581.40 = 87,560,720.40 : x
  2. Step 2: Convert to fraction form
    97,764,387.60/146,646,581.40 = 87,560,720.40/x
  3. Step 3: Cross multiply
    97,764,387.60x = 146,646,581.40 × 87,560,720.40
  4. Step 4: Simplify right side
    97,764,387.60x = 12,840,480,311,581,242
  5. Step 5: Solve for x
    x = 12,840,480,311,581,242/97,764,387.60
  6. Step 6: Final answer
    x = 131,341,080.60

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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.