Home / 156,636,003.40-234,954,005.10-133,457,302.60

Finding the Fourth Proportional to 156,636,003.40, 234,954,005.10 and 133,457,302.60

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Solution

The fourth proportional to 156,636,003.40, 234,954,005.10 and 133,457,302.60 is: 200,185,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,636,003.40 : 234,954,005.10 = 133,457,302.60 : x
  2. Step 2: Convert to fraction form
    156,636,003.40/234,954,005.10 = 133,457,302.60/x
  3. Step 3: Cross multiply
    156,636,003.40x = 234,954,005.10 × 133,457,302.60
  4. Step 4: Simplify right side
    156,636,003.40x = 31,356,327,755,712,640
  5. Step 5: Solve for x
    x = 31,356,327,755,712,640/156,636,003.40
  6. Step 6: Final answer
    x = 200,185,953.90

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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.