Home / 102,271,218.60-141,133,346.82-55,861,458.60

Finding the Fourth Proportional to 102,271,218.60, 141,133,346.82 and 55,861,458.60

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Solution

The fourth proportional to 102,271,218.60, 141,133,346.82 and 55,861,458.60 is: 77,088,302.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,271,218.60 : 141,133,346.82 = 55,861,458.60 : x
  2. Step 2: Convert to fraction form
    102,271,218.60/141,133,346.82 = 55,861,458.60/x
  3. Step 3: Cross multiply
    102,271,218.60x = 141,133,346.82 × 55,861,458.60
  4. Step 4: Simplify right side
    102,271,218.60x = 7,883,914,610,464,871
  5. Step 5: Solve for x
    x = 7,883,914,610,464,871/102,271,218.60
  6. Step 6: Final answer
    x = 77,088,302.25

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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.