Home / 871,337,740.40-1,305,215,020.20-599,015,999.60

Finding the Fourth Proportional to 871,337,740.40, 1,305,215,020.20 and 599,015,999.60

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Solution

The fourth proportional to 871,337,740.40, 1,305,215,020.20 and 599,015,999.60 is: 897,292,340.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,337,740.40 : 1,305,215,020.20 = 599,015,999.60 : x
  2. Step 2: Convert to fraction form
    871,337,740.40/1,305,215,020.20 = 599,015,999.60/x
  3. Step 3: Cross multiply
    871,337,740.40x = 1,305,215,020.20 × 599,015,999.60
  4. Step 4: Simplify right side
    871,337,740.40x = 781,844,680,018,037,248
  5. Step 5: Solve for x
    x = 781,844,680,018,037,248/871,337,740.40
  6. Step 6: Final answer
    x = 897,292,340.00

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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.