Home / 162,003,255.66-223,565,085.32-87,663,816.95

Finding the Fourth Proportional to 162,003,255.66, 223,565,085.32 and 87,663,816.95

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Solution

The fourth proportional to 162,003,255.66, 223,565,085.32 and 87,663,816.95 is: 120,976,388.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,003,255.66 : 223,565,085.32 = 87,663,816.95 : x
  2. Step 2: Convert to fraction form
    162,003,255.66/223,565,085.32 = 87,663,816.95/x
  3. Step 3: Cross multiply
    162,003,255.66x = 223,565,085.32 × 87,663,816.95
  4. Step 4: Simplify right side
    162,003,255.66x = 19,598,568,714,347,464
  5. Step 5: Solve for x
    x = 19,598,568,714,347,464/162,003,255.66
  6. Step 6: Final answer
    x = 120,976,388.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.