Home / 162,003,252.86-223,565,081.52-87,663,814

Finding the Fourth Proportional to 162,003,252.86, 223,565,081.52 and 87,663,814

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Solution

The fourth proportional to 162,003,252.86, 223,565,081.52 and 87,663,814 is: 120,976,383.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,003,252.86 : 223,565,081.52 = 87,663,814 : x
  2. Step 2: Convert to fraction form
    162,003,252.86/223,565,081.52 = 87,663,814/x
  3. Step 3: Cross multiply
    162,003,252.86x = 223,565,081.52 × 87,663,814
  4. Step 4: Simplify right side
    162,003,252.86x = 19,598,567,723,264,120
  5. Step 5: Solve for x
    x = 19,598,567,723,264,120/162,003,252.86
  6. Step 6: Final answer
    x = 120,976,383.98

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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.