Home / 206,735,884.80-310,103,827.20-91,732,052.40

Finding the Fourth Proportional to 206,735,884.80, 310,103,827.20 and 91,732,052.40

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Solution

The fourth proportional to 206,735,884.80, 310,103,827.20 and 91,732,052.40 is: 137,598,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,735,884.80 : 310,103,827.20 = 91,732,052.40 : x
  2. Step 2: Convert to fraction form
    206,735,884.80/310,103,827.20 = 91,732,052.40/x
  3. Step 3: Cross multiply
    206,735,884.80x = 310,103,827.20 × 91,732,052.40
  4. Step 4: Simplify right side
    206,735,884.80x = 28,446,460,526,150,948
  5. Step 5: Solve for x
    x = 28,446,460,526,150,948/206,735,884.80
  6. Step 6: Final answer
    x = 137,598,078.60

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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.