Home / 236,427,726.80-354,608,412.60-74,885,992.40

Finding the Fourth Proportional to 236,427,726.80, 354,608,412.60 and 74,885,992.40

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Solution

The fourth proportional to 236,427,726.80, 354,608,412.60 and 74,885,992.40 is: 112,318,479.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,427,726.80 : 354,608,412.60 = 74,885,992.40 : x
  2. Step 2: Convert to fraction form
    236,427,726.80/354,608,412.60 = 74,885,992.40/x
  3. Step 3: Cross multiply
    236,427,726.80x = 354,608,412.60 × 74,885,992.40
  4. Step 4: Simplify right side
    236,427,726.80x = 26,555,202,890,939,668
  5. Step 5: Solve for x
    x = 26,555,202,890,939,668/236,427,726.80
  6. Step 6: Final answer
    x = 112,318,479.94

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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.