Home / 112,477,212.69-168,672,200.66-38,686,962

Finding the Fourth Proportional to 112,477,212.69, 168,672,200.66 and 38,686,962

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Solution

The fourth proportional to 112,477,212.69, 168,672,200.66 and 38,686,962 is: 58,015,440.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,477,212.69 : 168,672,200.66 = 38,686,962 : x
  2. Step 2: Convert to fraction form
    112,477,212.69/168,672,200.66 = 38,686,962/x
  3. Step 3: Cross multiply
    112,477,212.69x = 168,672,200.66 × 38,686,962
  4. Step 4: Simplify right side
    112,477,212.69x = 6,525,415,017,196,360
  5. Step 5: Solve for x
    x = 6,525,415,017,196,360/112,477,212.69
  6. Step 6: Final answer
    x = 58,015,440.29

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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.