Home / 139,851,001.60-209,776,502.40-110,940,611.20

Finding the Fourth Proportional to 139,851,001.60, 209,776,502.40 and 110,940,611.20

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Solution

The fourth proportional to 139,851,001.60, 209,776,502.40 and 110,940,611.20 is: 166,410,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,851,001.60 : 209,776,502.40 = 110,940,611.20 : x
  2. Step 2: Convert to fraction form
    139,851,001.60/209,776,502.40 = 110,940,611.20/x
  3. Step 3: Cross multiply
    139,851,001.60x = 209,776,502.40 × 110,940,611.20
  4. Step 4: Simplify right side
    139,851,001.60x = 23,272,733,391,654,268
  5. Step 5: Solve for x
    x = 23,272,733,391,654,268/139,851,001.60
  6. Step 6: Final answer
    x = 166,410,916.80

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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.