Home / 124,348,246.20-186,520,619.70-56,190,828.60

Finding the Fourth Proportional to 124,348,246.20, 186,520,619.70 and 56,190,828.60

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Solution

The fourth proportional to 124,348,246.20, 186,520,619.70 and 56,190,828.60 is: 84,285,452.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,348,246.20 : 186,520,619.70 = 56,190,828.60 : x
  2. Step 2: Convert to fraction form
    124,348,246.20/186,520,619.70 = 56,190,828.60/x
  3. Step 3: Cross multiply
    124,348,246.20x = 186,520,619.70 × 56,190,828.60
  4. Step 4: Simplify right side
    124,348,246.20x = 10,480,748,171,928,484
  5. Step 5: Solve for x
    x = 10,480,748,171,928,484/124,348,246.20
  6. Step 6: Final answer
    x = 84,285,452.29

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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.