Home / 292,196,292.32-403,237,410.78-166,745,991.06

Finding the Fourth Proportional to 292,196,292.32, 403,237,410.78 and 166,745,991.06

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Solution

The fourth proportional to 292,196,292.32, 403,237,410.78 and 166,745,991.06 is: 230,113,192.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,196,292.32 : 403,237,410.78 = 166,745,991.06 : x
  2. Step 2: Convert to fraction form
    292,196,292.32/403,237,410.78 = 166,745,991.06/x
  3. Step 3: Cross multiply
    292,196,292.32x = 403,237,410.78 × 166,745,991.06
  4. Step 4: Simplify right side
    292,196,292.32x = 67,238,221,692,979,424
  5. Step 5: Solve for x
    x = 67,238,221,692,979,424/292,196,292.32
  6. Step 6: Final answer
    x = 230,113,192.61

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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.