Home / 105,968,407.09-158,960,177.44-28,244,903.94

Finding the Fourth Proportional to 105,968,407.09, 158,960,177.44 and 28,244,903.94

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Solution

The fourth proportional to 105,968,407.09, 158,960,177.44 and 28,244,903.94 is: 42,369,372.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,968,407.09 : 158,960,177.44 = 28,244,903.94 : x
  2. Step 2: Convert to fraction form
    105,968,407.09/158,960,177.44 = 28,244,903.94/x
  3. Step 3: Cross multiply
    105,968,407.09x = 158,960,177.44 × 28,244,903.94
  4. Step 4: Simplify right side
    105,968,407.09x = 4,489,814,942,078,155.50
  5. Step 5: Solve for x
    x = 4,489,814,942,078,155.50/105,968,407.09
  6. Step 6: Final answer
    x = 42,369,372.77

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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.