Home / 189,003,877.60-283,505,816.40-137,347,812.40

Finding the Fourth Proportional to 189,003,877.60, 283,505,816.40 and 137,347,812.40

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Solution

The fourth proportional to 189,003,877.60, 283,505,816.40 and 137,347,812.40 is: 206,021,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,003,877.60 : 283,505,816.40 = 137,347,812.40 : x
  2. Step 2: Convert to fraction form
    189,003,877.60/283,505,816.40 = 137,347,812.40/x
  3. Step 3: Cross multiply
    189,003,877.60x = 283,505,816.40 × 137,347,812.40
  4. Step 4: Simplify right side
    189,003,877.60x = 38,938,903,685,216,040
  5. Step 5: Solve for x
    x = 38,938,903,685,216,040/189,003,877.60
  6. Step 6: Final answer
    x = 206,021,718.60

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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.