Home / 67,068,009.20-100,602,013.80-33,055,785.20

Finding the Fourth Proportional to 67,068,009.20, 100,602,013.80 and 33,055,785.20

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Solution

The fourth proportional to 67,068,009.20, 100,602,013.80 and 33,055,785.20 is: 49,583,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,068,009.20 : 100,602,013.80 = 33,055,785.20 : x
  2. Step 2: Convert to fraction form
    67,068,009.20/100,602,013.80 = 33,055,785.20/x
  3. Step 3: Cross multiply
    67,068,009.20x = 100,602,013.80 × 33,055,785.20
  4. Step 4: Simplify right side
    67,068,009.20x = 3,325,478,558,860,235.50
  5. Step 5: Solve for x
    x = 3,325,478,558,860,235.50/67,068,009.20
  6. Step 6: Final answer
    x = 49,583,677.80

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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.