Home / 53,142,401.20-79,713,601.80-52,694,503.60

Finding the Fourth Proportional to 53,142,401.20, 79,713,601.80 and 52,694,503.60

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Solution

The fourth proportional to 53,142,401.20, 79,713,601.80 and 52,694,503.60 is: 79,041,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,142,401.20 : 79,713,601.80 = 52,694,503.60 : x
  2. Step 2: Convert to fraction form
    53,142,401.20/79,713,601.80 = 52,694,503.60/x
  3. Step 3: Cross multiply
    53,142,401.20x = 79,713,601.80 × 52,694,503.60
  4. Step 4: Simplify right side
    53,142,401.20x = 4,200,468,677,019,066.50
  5. Step 5: Solve for x
    x = 4,200,468,677,019,066.50/53,142,401.20
  6. Step 6: Final answer
    x = 79,041,755.40

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1.5x scale

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.