Home / 792,334,380.60-1,188,714,147.30-706,666,091.40

Finding the Fourth Proportional to 792,334,380.60, 1,188,714,147.30 and 706,666,091.40

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Solution

The fourth proportional to 792,334,380.60, 1,188,714,147.30 and 706,666,091.40 is: 1,060,188,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,334,380.60 : 1,188,714,147.30 = 706,666,091.40 : x
  2. Step 2: Convert to fraction form
    792,334,380.60/1,188,714,147.30 = 706,666,091.40/x
  3. Step 3: Cross multiply
    792,334,380.60x = 1,188,714,147.30 × 706,666,091.40
  4. Step 4: Simplify right side
    792,334,380.60x = 840,023,980,264,374,784
  5. Step 5: Solve for x
    x = 840,023,980,264,374,784/792,334,380.60
  6. Step 6: Final answer
    x = 1,060,188,729.45

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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.