Home / 133,824,840.40-200,737,260.60-72,602,837.20

Finding the Fourth Proportional to 133,824,840.40, 200,737,260.60 and 72,602,837.20

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Solution

The fourth proportional to 133,824,840.40, 200,737,260.60 and 72,602,837.20 is: 108,904,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,824,840.40 : 200,737,260.60 = 72,602,837.20 : x
  2. Step 2: Convert to fraction form
    133,824,840.40/200,737,260.60 = 72,602,837.20/x
  3. Step 3: Cross multiply
    133,824,840.40x = 200,737,260.60 × 72,602,837.20
  4. Step 4: Simplify right side
    133,824,840.40x = 14,574,094,651,315,774
  5. Step 5: Solve for x
    x = 14,574,094,651,315,774/133,824,840.40
  6. Step 6: Final answer
    x = 108,904,255.80

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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.