Home / 162,384,879.60-243,577,319.40-157,601,910.60

Finding the Fourth Proportional to 162,384,879.60, 243,577,319.40 and 157,601,910.60

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Solution

The fourth proportional to 162,384,879.60, 243,577,319.40 and 157,601,910.60 is: 236,402,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,384,879.60 : 243,577,319.40 = 157,601,910.60 : x
  2. Step 2: Convert to fraction form
    162,384,879.60/243,577,319.40 = 157,601,910.60/x
  3. Step 3: Cross multiply
    162,384,879.60x = 243,577,319.40 × 157,601,910.60
  4. Step 4: Simplify right side
    162,384,879.60x = 38,388,250,916,266,448
  5. Step 5: Solve for x
    x = 38,388,250,916,266,448/162,384,879.60
  6. Step 6: Final answer
    x = 236,402,865.90

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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.