Home / 53,121,869.60-79,682,804.40-48,586,906.40

Finding the Fourth Proportional to 53,121,869.60, 79,682,804.40 and 48,586,906.40

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Solution

The fourth proportional to 53,121,869.60, 79,682,804.40 and 48,586,906.40 is: 72,880,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,121,869.60 : 79,682,804.40 = 48,586,906.40 : x
  2. Step 2: Convert to fraction form
    53,121,869.60/79,682,804.40 = 48,586,906.40/x
  3. Step 3: Cross multiply
    53,121,869.60x = 79,682,804.40 × 48,586,906.40
  4. Step 4: Simplify right side
    53,121,869.60x = 3,871,540,959,072,308.50
  5. Step 5: Solve for x
    x = 3,871,540,959,072,308.50/53,121,869.60
  6. Step 6: Final answer
    x = 72,880,359.60

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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.