Home / 156,677,893.60-234,867,541.20-122,115,128.80

Finding the Fourth Proportional to 156,677,893.60, 234,867,541.20 and 122,115,128.80

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Solution

The fourth proportional to 156,677,893.60, 234,867,541.20 and 122,115,128.80 is: 183,056,329.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,677,893.60 : 234,867,541.20 = 122,115,128.80 : x
  2. Step 2: Convert to fraction form
    156,677,893.60/234,867,541.20 = 122,115,128.80/x
  3. Step 3: Cross multiply
    156,677,893.60x = 234,867,541.20 × 122,115,128.80
  4. Step 4: Simplify right side
    156,677,893.60x = 28,680,880,044,577,304
  5. Step 5: Solve for x
    x = 28,680,880,044,577,304/156,677,893.60
  6. Step 6: Final answer
    x = 183,056,329.04

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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.