Home / 1,449,826,218.40-2,176,154,905.20-723,634,909.60

Finding the Fourth Proportional to 1,449,826,218.40, 2,176,154,905.20 and 723,634,909.60

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Solution

The fourth proportional to 1,449,826,218.40, 2,176,154,905.20 and 723,634,909.60 is: 1,086,158,905.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,826,218.40 : 2,176,154,905.20 = 723,634,909.60 : x
  2. Step 2: Convert to fraction form
    1,449,826,218.40/2,176,154,905.20 = 723,634,909.60/x
  3. Step 3: Cross multiply
    1,449,826,218.40x = 2,176,154,905.20 × 723,634,909.60
  4. Step 4: Simplify right side
    1,449,826,218.40x = 1,574,741,658,099,998,464
  5. Step 5: Solve for x
    x = 1,574,741,658,099,998,464/1,449,826,218.40
  6. Step 6: Final answer
    x = 1,086,158,905.19

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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.