Home / 185,846,553.60-278,769,830.40-113,287,142.40

Finding the Fourth Proportional to 185,846,553.60, 278,769,830.40 and 113,287,142.40

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Solution

The fourth proportional to 185,846,553.60, 278,769,830.40 and 113,287,142.40 is: 169,930,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,846,553.60 : 278,769,830.40 = 113,287,142.40 : x
  2. Step 2: Convert to fraction form
    185,846,553.60/278,769,830.40 = 113,287,142.40/x
  3. Step 3: Cross multiply
    185,846,553.60x = 278,769,830.40 × 113,287,142.40
  4. Step 4: Simplify right side
    185,846,553.60x = 31,581,037,473,348,648
  5. Step 5: Solve for x
    x = 31,581,037,473,348,648/185,846,553.60
  6. Step 6: Final answer
    x = 169,930,713.60

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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.