Home / 158,452,291.94-218,583,100.41-105,619,970.66

Finding the Fourth Proportional to 158,452,291.94, 218,583,100.41 and 105,619,970.66

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Solution

The fourth proportional to 158,452,291.94, 218,583,100.41 and 105,619,970.66 is: 145,701,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,452,291.94 : 218,583,100.41 = 105,619,970.66 : x
  2. Step 2: Convert to fraction form
    158,452,291.94/218,583,100.41 = 105,619,970.66/x
  3. Step 3: Cross multiply
    158,452,291.94x = 218,583,100.41 × 105,619,970.66
  4. Step 4: Simplify right side
    158,452,291.94x = 23,086,740,652,076,032
  5. Step 5: Solve for x
    x = 23,086,740,652,076,032/158,452,291.94
  6. Step 6: Final answer
    x = 145,701,525.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.