Home / 122,411,384.40-183,617,076.60-115,396,363.20

Finding the Fourth Proportional to 122,411,384.40, 183,617,076.60 and 115,396,363.20

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Solution

The fourth proportional to 122,411,384.40, 183,617,076.60 and 115,396,363.20 is: 173,094,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,411,384.40 : 183,617,076.60 = 115,396,363.20 : x
  2. Step 2: Convert to fraction form
    122,411,384.40/183,617,076.60 = 115,396,363.20/x
  3. Step 3: Cross multiply
    122,411,384.40x = 183,617,076.60 × 115,396,363.20
  4. Step 4: Simplify right side
    122,411,384.40x = 21,188,742,861,055,820
  5. Step 5: Solve for x
    x = 21,188,742,861,055,820/122,411,384.40
  6. Step 6: Final answer
    x = 173,094,544.80

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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.