Home / 1,773,100,128.80-2,659,408,748.40-463,104,624.80

Finding the Fourth Proportional to 1,773,100,128.80, 2,659,408,748.40 and 463,104,624.80

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Solution

The fourth proportional to 1,773,100,128.80, 2,659,408,748.40 and 463,104,624.80 is: 694,593,875.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,100,128.80 : 2,659,408,748.40 = 463,104,624.80 : x
  2. Step 2: Convert to fraction form
    1,773,100,128.80/2,659,408,748.40 = 463,104,624.80/x
  3. Step 3: Cross multiply
    1,773,100,128.80x = 2,659,408,748.40 × 463,104,624.80
  4. Step 4: Simplify right side
    1,773,100,128.80x = 1,231,584,490,617,619,712
  5. Step 5: Solve for x
    x = 1,231,584,490,617,619,712/1,773,100,128.80
  6. Step 6: Final answer
    x = 694,593,875.78

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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.