Home / 1,449,088,727,903.60-2,173,633,091,855.40-389,213,408,505.20

Finding the Fourth Proportional to 1,449,088,727,903.60, 2,173,633,091,855.40 and 389,213,408,505.20

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Solution

The fourth proportional to 1,449,088,727,903.60, 2,173,633,091,855.40 and 389,213,408,505.20 is: 583,820,112,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,088,727,903.60 : 2,173,633,091,855.40 = 389,213,408,505.20 : x
  2. Step 2: Convert to fraction form
    1,449,088,727,903.60/2,173,633,091,855.40 = 389,213,408,505.20/x
  3. Step 3: Cross multiply
    1,449,088,727,903.60x = 2,173,633,091,855.40 × 389,213,408,505.20
  4. Step 4: Simplify right side
    1,449,088,727,903.60x = 846,007,144,520,736,730,775,552
  5. Step 5: Solve for x
    x = 846,007,144,520,736,730,775,552/1,449,088,727,903.60
  6. Step 6: Final answer
    x = 583,820,112,757.80

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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.