Home / 157,382,016.80-236,073,025.20-55,132,768.40

Finding the Fourth Proportional to 157,382,016.80, 236,073,025.20 and 55,132,768.40

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Solution

The fourth proportional to 157,382,016.80, 236,073,025.20 and 55,132,768.40 is: 82,699,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,382,016.80 : 236,073,025.20 = 55,132,768.40 : x
  2. Step 2: Convert to fraction form
    157,382,016.80/236,073,025.20 = 55,132,768.40/x
  3. Step 3: Cross multiply
    157,382,016.80x = 236,073,025.20 × 55,132,768.40
  4. Step 4: Simplify right side
    157,382,016.80x = 13,015,359,423,838,962
  5. Step 5: Solve for x
    x = 13,015,359,423,838,962/157,382,016.80
  6. Step 6: Final answer
    x = 82,699,152.60

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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.