Home / 80,842,619.10-121,263,928.65-37,795,898.10

Finding the Fourth Proportional to 80,842,619.10, 121,263,928.65 and 37,795,898.10

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Solution

The fourth proportional to 80,842,619.10, 121,263,928.65 and 37,795,898.10 is: 56,693,847.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,842,619.10 : 121,263,928.65 = 37,795,898.10 : x
  2. Step 2: Convert to fraction form
    80,842,619.10/121,263,928.65 = 37,795,898.10/x
  3. Step 3: Cross multiply
    80,842,619.10x = 121,263,928.65 × 37,795,898.10
  4. Step 4: Simplify right side
    80,842,619.10x = 4,583,279,090,461,071
  5. Step 5: Solve for x
    x = 4,583,279,090,461,071/80,842,619.10
  6. Step 6: Final answer
    x = 56,693,847.15

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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.