Home / 140,686,276.80-211,029,415.20-116,499,806.40

Finding the Fourth Proportional to 140,686,276.80, 211,029,415.20 and 116,499,806.40

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Solution

The fourth proportional to 140,686,276.80, 211,029,415.20 and 116,499,806.40 is: 174,749,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,686,276.80 : 211,029,415.20 = 116,499,806.40 : x
  2. Step 2: Convert to fraction form
    140,686,276.80/211,029,415.20 = 116,499,806.40/x
  3. Step 3: Cross multiply
    140,686,276.80x = 211,029,415.20 × 116,499,806.40
  4. Step 4: Simplify right side
    140,686,276.80x = 24,584,886,015,505,216
  5. Step 5: Solve for x
    x = 24,584,886,015,505,216/140,686,276.80
  6. Step 6: Final answer
    x = 174,749,709.60

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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.