Home / 53,753,409.60-80,630,114.40-52,857,614.40

Finding the Fourth Proportional to 53,753,409.60, 80,630,114.40 and 52,857,614.40

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Solution

The fourth proportional to 53,753,409.60, 80,630,114.40 and 52,857,614.40 is: 79,286,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,753,409.60 : 80,630,114.40 = 52,857,614.40 : x
  2. Step 2: Convert to fraction form
    53,753,409.60/80,630,114.40 = 52,857,614.40/x
  3. Step 3: Cross multiply
    53,753,409.60x = 80,630,114.40 × 52,857,614.40
  4. Step 4: Simplify right side
    53,753,409.60x = 4,261,915,495,983,087.50
  5. Step 5: Solve for x
    x = 4,261,915,495,983,087.50/53,753,409.60
  6. Step 6: Final answer
    x = 79,286,421.60

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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.