Home / 112,027,982.40-168,041,973.60-43,848,014.40

Finding the Fourth Proportional to 112,027,982.40, 168,041,973.60 and 43,848,014.40

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Solution

The fourth proportional to 112,027,982.40, 168,041,973.60 and 43,848,014.40 is: 65,772,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,027,982.40 : 168,041,973.60 = 43,848,014.40 : x
  2. Step 2: Convert to fraction form
    112,027,982.40/168,041,973.60 = 43,848,014.40/x
  3. Step 3: Cross multiply
    112,027,982.40x = 168,041,973.60 × 43,848,014.40
  4. Step 4: Simplify right side
    112,027,982.40x = 7,368,306,878,217,219
  5. Step 5: Solve for x
    x = 7,368,306,878,217,219/112,027,982.40
  6. Step 6: Final answer
    x = 65,772,021.60

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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.