Home / 942,336,687.60-1,413,505,031.40-367,908,015.60

Finding the Fourth Proportional to 942,336,687.60, 1,413,505,031.40 and 367,908,015.60

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Solution

The fourth proportional to 942,336,687.60, 1,413,505,031.40 and 367,908,015.60 is: 551,862,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,336,687.60 : 1,413,505,031.40 = 367,908,015.60 : x
  2. Step 2: Convert to fraction form
    942,336,687.60/1,413,505,031.40 = 367,908,015.60/x
  3. Step 3: Cross multiply
    942,336,687.60x = 1,413,505,031.40 × 367,908,015.60
  4. Step 4: Simplify right side
    942,336,687.60x = 520,039,831,142,989,760
  5. Step 5: Solve for x
    x = 520,039,831,142,989,760/942,336,687.60
  6. Step 6: Final answer
    x = 551,862,023.40

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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.