Home / 122,475,376.40-183,713,064.60-113,122,014.80

Finding the Fourth Proportional to 122,475,376.40, 183,713,064.60 and 113,122,014.80

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Solution

The fourth proportional to 122,475,376.40, 183,713,064.60 and 113,122,014.80 is: 169,683,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,475,376.40 : 183,713,064.60 = 113,122,014.80 : x
  2. Step 2: Convert to fraction form
    122,475,376.40/183,713,064.60 = 113,122,014.80/x
  3. Step 3: Cross multiply
    122,475,376.40x = 183,713,064.60 × 113,122,014.80
  4. Step 4: Simplify right side
    122,475,376.40x = 20,781,992,012,634,556
  5. Step 5: Solve for x
    x = 20,781,992,012,634,556/122,475,376.40
  6. Step 6: Final answer
    x = 169,683,022.20

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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.