Home / 455,350,568.12-628,383,994.56-246,506,711

Finding the Fourth Proportional to 455,350,568.12, 628,383,994.56 and 246,506,711

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Solution

The fourth proportional to 455,350,568.12, 628,383,994.56 and 246,506,711 is: 340,179,375.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,350,568.12 : 628,383,994.56 = 246,506,711 : x
  2. Step 2: Convert to fraction form
    455,350,568.12/628,383,994.56 = 246,506,711/x
  3. Step 3: Cross multiply
    455,350,568.12x = 628,383,994.56 × 246,506,711
  4. Step 4: Simplify right side
    455,350,568.12x = 154,900,871,744,027,488
  5. Step 5: Solve for x
    x = 154,900,871,744,027,488/455,350,568.12
  6. Step 6: Final answer
    x = 340,179,375.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.