Home / 117,413,611.20-176,120,416.80-31,151,851.20

Finding the Fourth Proportional to 117,413,611.20, 176,120,416.80 and 31,151,851.20

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Solution

The fourth proportional to 117,413,611.20, 176,120,416.80 and 31,151,851.20 is: 46,727,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,413,611.20 : 176,120,416.80 = 31,151,851.20 : x
  2. Step 2: Convert to fraction form
    117,413,611.20/176,120,416.80 = 31,151,851.20/x
  3. Step 3: Cross multiply
    117,413,611.20x = 176,120,416.80 × 31,151,851.20
  4. Step 4: Simplify right side
    117,413,611.20x = 5,486,477,017,435,580
  5. Step 5: Solve for x
    x = 5,486,477,017,435,580/117,413,611.20
  6. Step 6: Final answer
    x = 46,727,776.80

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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.