Home / 236,139,212.60-325,880,217.06-137,012,475.32

Finding the Fourth Proportional to 236,139,212.60, 325,880,217.06 and 137,012,475.32

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Solution

The fourth proportional to 236,139,212.60, 325,880,217.06 and 137,012,475.32 is: 189,081,917.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,139,212.60 : 325,880,217.06 = 137,012,475.32 : x
  2. Step 2: Convert to fraction form
    236,139,212.60/325,880,217.06 = 137,012,475.32/x
  3. Step 3: Cross multiply
    236,139,212.60x = 325,880,217.06 × 137,012,475.32
  4. Step 4: Simplify right side
    236,139,212.60x = 44,649,655,197,209,488
  5. Step 5: Solve for x
    x = 44,649,655,197,209,488/236,139,212.60
  6. Step 6: Final answer
    x = 189,081,917.85

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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.