Home / 133,824,843.40-200,737,265.10-72,602,840.20

Finding the Fourth Proportional to 133,824,843.40, 200,737,265.10 and 72,602,840.20

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Solution

The fourth proportional to 133,824,843.40, 200,737,265.10 and 72,602,840.20 is: 108,904,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,824,843.40 : 200,737,265.10 = 72,602,840.20 : x
  2. Step 2: Convert to fraction form
    133,824,843.40/200,737,265.10 = 72,602,840.20/x
  3. Step 3: Cross multiply
    133,824,843.40x = 200,737,265.10 × 72,602,840.20
  4. Step 4: Simplify right side
    133,824,843.40x = 14,574,095,580,240,338
  5. Step 5: Solve for x
    x = 14,574,095,580,240,338/133,824,843.40
  6. Step 6: Final answer
    x = 108,904,260.30

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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.