Home / 72,767,918.40-109,151,877.60-44,070,104.40

Finding the Fourth Proportional to 72,767,918.40, 109,151,877.60 and 44,070,104.40

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Solution

The fourth proportional to 72,767,918.40, 109,151,877.60 and 44,070,104.40 is: 66,105,156.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,767,918.40 : 109,151,877.60 = 44,070,104.40 : x
  2. Step 2: Convert to fraction form
    72,767,918.40/109,151,877.60 = 44,070,104.40/x
  3. Step 3: Cross multiply
    72,767,918.40x = 109,151,877.60 × 44,070,104.40
  4. Step 4: Simplify right side
    72,767,918.40x = 4,810,334,641,288,021
  5. Step 5: Solve for x
    x = 4,810,334,641,288,021/72,767,918.40
  6. Step 6: Final answer
    x = 66,105,156.60

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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.