Home / 173,814,969.40-260,722,454.10-145,754,884.60

Finding the Fourth Proportional to 173,814,969.40, 260,722,454.10 and 145,754,884.60

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Solution

The fourth proportional to 173,814,969.40, 260,722,454.10 and 145,754,884.60 is: 218,632,326.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,814,969.40 : 260,722,454.10 = 145,754,884.60 : x
  2. Step 2: Convert to fraction form
    173,814,969.40/260,722,454.10 = 145,754,884.60/x
  3. Step 3: Cross multiply
    173,814,969.40x = 260,722,454.10 × 145,754,884.60
  4. Step 4: Simplify right side
    173,814,969.40x = 38,001,571,209,974,296
  5. Step 5: Solve for x
    x = 38,001,571,209,974,296/173,814,969.40
  6. Step 6: Final answer
    x = 218,632,326.90

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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.