Home / 5,679,970,476.60-8,519,955,714.90-4,712,511,660.60

Finding the Fourth Proportional to 5,679,970,476.60, 8,519,955,714.90 and 4,712,511,660.60

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Solution

The fourth proportional to 5,679,970,476.60, 8,519,955,714.90 and 4,712,511,660.60 is: 7,068,767,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679,970,476.60 : 8,519,955,714.90 = 4,712,511,660.60 : x
  2. Step 2: Convert to fraction form
    5,679,970,476.60/8,519,955,714.90 = 4,712,511,660.60/x
  3. Step 3: Cross multiply
    5,679,970,476.60x = 8,519,955,714.90 × 4,712,511,660.60
  4. Step 4: Simplify right side
    5,679,970,476.60x = 40,150,390,654,261,862,400
  5. Step 5: Solve for x
    x = 40,150,390,654,261,862,400/5,679,970,476.60
  6. Step 6: Final answer
    x = 7,068,767,490.90

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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.