Home / 67,068,009.70-100,602,014.55-34,782,968.95

Finding the Fourth Proportional to 67,068,009.70, 100,602,014.55 and 34,782,968.95

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Solution

The fourth proportional to 67,068,009.70, 100,602,014.55 and 34,782,968.95 is: 52,174,453.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,068,009.70 : 100,602,014.55 = 34,782,968.95 : x
  2. Step 2: Convert to fraction form
    67,068,009.70/100,602,014.55 = 34,782,968.95/x
  3. Step 3: Cross multiply
    67,068,009.70x = 100,602,014.55 × 34,782,968.95
  4. Step 4: Simplify right side
    67,068,009.70x = 3,499,236,748,400,098.50
  5. Step 5: Solve for x
    x = 3,499,236,748,400,098.50/67,068,009.70
  6. Step 6: Final answer
    x = 52,174,453.43

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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.